1.

Wagner, S.J.: The Kinematical Structure of the Extended Emission-Line Region of the Early-type Seyfert-Galaxy Mrk 3, Astronomy and Astrophysics, 185, 77, 1987

2.

Wagner, S.J., Bender, R. und Möllenhoff, C.: Minor-axis Rotation and Triaxiality in Elliptical Galaxies, Astronomy and Astrophysics, 195, L5, 1988

3.

Wagner, S.J.: A Survey of Northern Seyfert-Galaxies, Publ. Astron. Soc. Pacific, 100, 54, 1988

4.

Wagner, S.J. und Appenzeller, I.: A High Resolution Study of the Extended Nuclear Emission Region of NGC 5728, Astronomy and Astrophysics, 197, 75, 1988

5.

Wagner, S.J., Dettmar, R.-J. und Bender, R.: Stellar Kinematics of Bulge, Disk and Nucleus in NGC 4594, Astronomy and Astrophysics, 215, 243, 1989

6.

Wagner, S.J. und Appenzeller, I.: An Off-center NLR with Exceptionally Broad Lines near the Active Nucleus of IC 5063, Astronomy and Astrophysics, 225, L13, 1989

7.

Appenzeller, I. und Wagner, S.J.: Emission-Line Profiles of two T Tauri Stars with Weak Non-photospheric Continua, Astronomy and Astrophysics, 225, 432, 1989

8.

Moreno, M.A., Chavarria-K, C., de Lara, E. und Wagner, S.J.: An Observational Study of the Star Forming Complex Sh2-155 / Cepheus OB III, Revista Mexicana de Astronomia y Astrofisica, 18, 179, 1989

9.

Wagner, S.J., Sanchez-Pons, F., Quirrenbach, A. und Witzel, A.: Simultaneous Optical and Radio Monitoring of Rapid Variability in Quasars and BL Lac Objects, Astronomy and Astrophysics, 235, L1, 1990

10.

Penston, M.V., Robinson, A., Alloin, D., Appenzeller, I., Aretxaga, I., et al.: The Extended Narrow Line Region of NGC 4151 I. Emission - Line Ratios and their Implications, Astronomy and Astrophysics, 236, 53, 1990

11.

Wagner, S.J., Richtler, T. und Hopp, U.: The Globular Cluster System Around NGC 1399, Astronomy and Astrophysics, 241, 399, 1991

12.

Quirrenbach, A., Witzel, A., Wagner, S.J., Sanchez-Pons, F., Krichbaum, T.P., et al.: Correlated Radio and Optical Variability in the BL Lacertae Object 0716+714, Astrophys. J., 372, L71, 1991

13.

Anton, K., Wagner, S.J. und Appenzeller, I.: Detection of the Coronal Line [Fe X] 6374 in the Cooling Flow Cluster A 1795, Astronomy and Astrophysics, 246, L51, 1991

14.

Appenzeller, I. und Wagner, S.J.: Forbidden High-Ionization Lines in QSO Spectra, Astronomy and Astrophysics, 250, 57, 1991

15.

Jackson, N., O'Brien, P.T., Goad, M., Alloin, D., Axon, D.J., et al.: Monitoring of Active Galactic Nuclei. I. The Quasars 1302-102 and 1217+023, Astronomy and Astrophysics, 262, 17, 1992

16.

Mauder, W., Appenzeller, I., Hofmann, K.-H., Wagner, S.J., Weigelt, G. und Zeidler, P.: High-Resolution Speckle Masking Observations of the Seyfert Galaxy NGC 1386, Astronomy and Astrophysics, 264, L9, 1992

17.

Ulrich, M.-H. et al.: Multiwavelength Observations of the Quasar Q1821+643 during the ROSAT All Sky Survey, Astronomy and Astrophysics, 266, 183, 1992

18.

von Linde, J., Borgeest U., Schramm, K.-J., Graser, U., Heidt, J., et al.: A Rapid Optical Flare in the Distant gamma-ray Source 0836+710, Astronomy and Astrophysics, 267, L23, 1993

19.

Wanders, I. et al.: Spectroscopic Monitoring of Active Galactic Nuclei II: The Seyfert 1 Galaxy NGC 3516, Astronomy and Astrophysics, 269, 39, 1993

20.

Wagner, S.J. et al.: Intraday Variability in the BL Lac Object 0954+658, Astronomy and Astrophysics, 271, 344, 1993

21.

Urry, C.M. et al.: Multiwavelength Monitoring of the BL Lac Object PKS 2155-304 I. The IUE Campaign, Astrophys. J., 411, 614, 1993

22.

Moreno-Corral, M.A., Chavarria-K., C., de Lara, E. und Wagner, S.J.: Halpha interferometric, optical and near IR photometric studies of star forming regions. I. The Cepheus B/Sh2-155/Cepheus OB3 association complex, Astronomy and Astrophysics, 273, 619, 1993

23.

Schramm, K.-J. et al.: Recent Activity in the Optical and Radio Lightcurves of the Blazar 3C 345: Indications for a `Lighthouse Effect' due to Jet Rotation, Astronomy and Astrophysics, 278, 391, 1993

24.

Baribaud, T., Salamanca, I., Alloin, D. und Wagner, S.J.: Sources of Uncertainty in the Relative Scaling of Spectroscopic Data, Astronomy and Astrophysics Supp., 103, 121, 1994

25.

Salamanca, I. et al.: Spectroscopic Monitoring of Active Galactic Nuclei: III. Size of the Broad Line Region in NGC 3227, Astronomy and Astrophysics, 282, 742, 1994

26.

Dietrich, M. et al.: Monitoring of Active Galactic Nuclei. IV. The Seyfert 1 Galaxy NGC 4593, Astronomy and Astrophysics, 284, 33, 1994

27.

Mauder, W., Weigelt, G., Appenzeller, I. und Wagner, S.J.: High resolution optical images of the starburst ring around the Seyfert nucleus of NGC7469, Astronomy and Astrophysics, 285, 44, 1994

28.

Stirpe, G.M. et al.: Monitoring of Active Galactic Nuclei. V. The Seyfert 1 Galaxy Markarian 279, Astronomy and Astrophysics, 285, 857, 1994

29.

Kissler, M., Richtler, T., Held, E.V., Grebel, E.K., Wagner, S.J. und Capaccioli, M.: The Globular Cluster System of NGC 4636: A Rich System in an otherwise normal elliptical galaxy?, Astronomy and Astrophysics, 287, 463, 1994

30.

Brinkmann, W., Maraschi, L., Treves, A., Urry, C.M., Warwick, R., Siebert, J., Wagner, S.J., Edelson, R., Fink, H., Madejski, G..: Multi-Wavelength Monitoring of the BL Lacertae Object PKS 2155-304. II: The ROSAT Observations, Astronomy and Astrophysics, 288, 433, 1994

31.

Robinson, A., Vila-Vilaró, B., Axon, D.J., Pérez, E., Wagner, S.J., et al.: The Extended Narrow Line Region of NGC 4151. II. Spatial Variations of the Emission Line Intensities, Astronomy and Astrophysics, 291, 351, 1994

32.

Maraschi, L., Grandi P., Urry C.M. et al.: The 1993 Multiwavelength Campaign on 3C279. I. The Radio to gamma-ray Energy Distribution in Low State, Astrophys. J., Lett., 435, L91, 1994

33.

Courvoisier, T. J.-L. et al.: Multi-Wavelength Monitoring of the BL Lac Object PKS 2155-304. III. Ground-Based Observations in November 1991, Astrophys. J., 438, 108, 1995

34.

Edelson, R. et al.: Multi-Wavelength Monitoring of the BL Lac Object PKS 2155-304. IV. Multi-Wavelength Analysis, Astrophys. J., 438, 120, 1995

35.

Erkens, U., Wagner, S.J. et al.: Monitoring of Active Galactic Nuclei. VI. The Quasar Mrk 876, Astronomy and Astrophysics, 296, 90, 1995

36.

Hopp, U., Wagner, S.J. und Richtler, T.: The Globular Cluster System around NGC 5813, Astronomy and Astrophysics, 296, 633, 1995

37.

Wagner, S.J., Camenzind, M., Dreissigacker, O., Borgeest, U., Britzen, S., et al.: Simultaneous Optical and Gamma-Ray Flaring in PKS 0420 - 014: Implications for Emission Processes and Rotating Jet Models, Astronomy and Astrophysics, 298, 688, 1995

38.

Treves, A., Fink, H.H., Malkan, M., Wagner, S.J. et al.: Multifrequency Observations of KAZ 102 during the ROSAT all sky survey, Astrophys. J., 442, 589, 1995

39.

Wagner, S.J. und Witzel, A.: Intraday Variability in Quasars and BL Lac Objects, Annual Rev. Astron. Astrophys., 33, 163, 1995

40.

Mukherjee, R., Aller, H.D., Aller, M.F., Bertsch, D.L., Collmar, W., et al.: EGRET gamma-ray sources GRO J0744+54 and GRO J0957+65 (=BL Lac Object 0954+658), Astrophys. J., 445, 189, 1995

41.

Wagner, S.J., Mattox, J.R., Hopp, U., Bock, H., Heidt, J., et al.: High-Energy Gamma-Rays from PKS 1406-076 and the Observation of Correlated Gamma-Ray and Optical Emission, Astrophys. J., Lett., 454, 97, 1995

42.

Korista, K.T., et al.: Steps Toward Determination of the Size and Structure of the Broad-Line Region in Active Galactic Nuclei. VIII. An Intensive HST, IUE, and Ground-Based Study of NGC 5548, Astrophys. J. Supp., 97, 285, 1995

43.

Qian, S.J., Witzel, A., Krichbaum, T.P. und Wagner, S.J.: A jet model for the nonthermal radiations of BLO 0716+71: From radio to gamma-ray, Acta Astronomica Sinica, 36, 138, 1995
und Chinese Astronomy and Astrophysics, 19, 522, 1995

44.

Grandi, P., Urry C.M., Maraschi L., Wehrle A.E., Madejski G.M., et al.: 3C 279 Multiwavelength Monitoring. II. The Ground-based Campaign, Astrophys. J., 459, 73, 1996

45.

Heidt J. und Wagner S.J.: Statistics of optical intraday variability in a complete sample of radio-selected BL Lac objects, Astronomy and Astrophysics, 305, 42, 1996

46.

Wagner, S.J., Witzel, A., Heidt, J., Krichbaum, T.P., Quirrenbach, A. et al.: Rapid Variability in S5 0716+714 across the electromagnetic spectrum, Astronomical J., 111, 2187, 1996

47.

Crenshaw, D.M., Rodriguez-Pascual, P.M., Penton, S.V., Edelson, R.A., Alloin, D. et al.: Multiwavelength Observations of short Time-scale Variability in NGC 4151. I. Ultraviolet Observations, Astrophys. J., 470, 322, 1996

48.

Döbereiner, S., Junkes, N., Wagner, S.J., Zinnecker, H., Fosbury, R., Fabbiano, G. und Schreier, E.J.: ROSAT HRI observations of Centaurus A, Astrophys. J., Lett., 470, L15, 1996

49.

Edelson, R.A., Alexander, T., Crenshaw, D.M., Kaspi, S., et al.: Multiwavelength Observations of short Time-scale Variability in NGC 4151. IV. Analysis of Multiwavelength Continuum Variability, Astrophys. J., 470, 364, 1996

50.

Mukherjee, R., Dingus, B.L., Gear, W.K., Hartman, R.C., Hunter, S.D., Marscher, A.P., Moore, E.M., Pohl, M., Robson, E.I., Sreekumar, P., Stevens, J.A., Teräsranta, H., Tornikoski, M., Wagner, S.J. und Zhang, Y.F.: EGRET observations of the 1993 March gamma-ray flare from PKS 0528+134, Astrophys. J., 470, 831, 1996

51.

Sillanpää, A. et al.: Confirmation of the 11.7 year optical outburst cycle in blazar OJ 287, Astronomy and Astrophysics, 305, L 17, 1996

52.

Eckart, A., Cameron, M., Boller, T., Krabbe, A., Blietz, M., Nakai, N., Wagner, S.J. und Sternberg, A.: A massive starburst around the LINER galaxy NGC 6764, Astrophys. J., 472, 588, 1996

53.

Takalo, L.O., Sillanpää, A., Pursimo, T., et al.: Monitoring of 3C66A during an extended outburst. I. The light curves. Astronomy and Astrophysics Supp., 120, 313, 1996

54.

Wagner, S.J.: Fast flares of Blazars during gamma-ray observations: Optical - gamma-ray correlations, Astronomy and Astrophysics Supp., 120, C495, 1996

55.

Maisack, M., Staubert, R., Otterbein, K., Witzel, A., Wagner, S.J. und Heines, A.: CGRO, Radio and Optical Observations of The Quasar NRAO 140, Astronomy and Astrophysics Supp., 120, C533, 1996

56.

Bastian, U., Röser, S., Hog, E., Mandel, H., Seifert, W., Wagner, S., Quirrenbach, A., Schalinski, C., Schilbach, E. und Wicenec, A.: DIVA - a Minisatellite for Astrometry and Photometry, Astronomische Nachrichten, 317, 281, 1996

57.

Sambruna, R., Urry, C.M., Maraschi, L., Ghisellini, G., Mukherjee, R., Pesce, J.E., Wagner, S., et al.: The high-energy continuum emission of the gamma-ray Blazar PKS 0528+134, Astrophys. J., 474, 639, 1997

58.

Mattox, J.R., Wagner, S.J., Malkan, M., McGlynn, T.A., Schachter, J.F., Grove, E., Johnson, N. und Kurfess, J.: An Intense Gamma-Ray Flare of PKS 1622-297, Astrophys. J., 476, 692, 1997

59.

Rodriguez-Pascual, P.M., Alloin, D., Clavel, J., Crenshaw, D.M., Horne, K., et al.: Steps toward determination of the size and structure of the Broad-Line Region in active galactic nuclei. IX. Ultraviolet observations of Fairall 9, Astrophys. J. Supp., 110, 9, 1997

60.

Erkens, U., Appenzeller, I. und Wagner, S.: The nature of the FHIL winds from AGN, Astronomy and Astrophysics, 323, 707, 1997

61.

McGlynn, T.A., Hartman, R.C., Aller, M., Filippenko, A.V., Marscher, A.P., et al.: A Gamma-ray Flare in NRAO 190, Astrophys. J., 481, 625, 1997

62.

Heidt, J., Wagner, S.J. und Erkens, U.: Optical and UV Observations of the BL Lacertae object PKS 2155-304, Astronomy and Astrophysics, 325, 27, 1997

63.

von Montigny, C., Aller, H., Aller, M., Bruhweiler, F., Collmar, W., et al.: Multiwavelength Observations of 3C 273 in 1993-1995, Astrophys. J., 483, 161, 1997

64.

Bloom, S.D., Bertsch, D.L., Hartman, R.C., Sreekumar, P., Thompson, D.J., Balonek, T.J., Beckerman, E., Davis, S.M., Whitman, K., Miller, H.R., Nair, D., Roberts, L.C., Tosto, G., Massaro, E., Neci, R., Maesano, M., Montagni, F., Jang, M., Bock, H.A., Dietrich, M., Herter, M., Otterbein, K., Pfeiffer, M., Seitz, T. und Wagner, S.J.: Observations of a Correlated Gamma-Ray and Optical Flare for BL Lacertae, Astrophys. J. Letters, 490, L145, 1997

65.

Heidt, J. und Wagner, S.J.: Intraday variability in X-ray selected BL Lacertae objects, Astronomy and Astrophysics, 329, 853, 1998

66.

Brinkmann, W., Otani, C., Wagner, S.J. und Siebert, J.: X-ray and optical study of the giant radio quasar 4C +74.26, Astronomy and Astrophysics, 330, 67, 1998

67.

Lamer, G. und Wagner, S.J.: Markarian 501 in X-ray bright state - RXTE observations, Astronomy and Astrophysics, 331, L13, 1998

68.

Dietrich, M., Peterson, B.M., Albrecht, P., Altmann, M., Barth, A.J. et al.: Steps toward determination of the size and structure of the Broad-Line Region in active galactic nuclei. XII. Ground-based Monitoring of 3C390.3, Astrophys. J. Supp., 115, 185, 1998

69.

Wehrle, A. E., Pian, E., Urry, C. M., Maraschi, L., Ghisellini, G., Hartman, R. C., Madejski, G. M., Makino, F., Marscher, A. P., McHardy, I. M., Wagner, S. J., Webb, J. R., et al.: Multiwavelength Observations of a Dramatic High Energy Flare in the Blazar 3C 279, Astrophys. J., 497, 178, 1998

70.

O'Brien, T.P., Dietrich, M., Leighly, K., Alloin, D., Clavel, J. et al.: Steps toward determination of the size and structure of the Broad-Line Region in active galactic nuclei. XIII. Ultraviolet Observations of the Broad-Line Radio Galaxy 3C390.3, Astrophys. J., 509, 1630, 1998

71.

Otterbein, K., Krichbaum, T.P., Kraus, A., Lobanov, A.P., Witzel, A., Wagner, S.J. und Zensus, J.A.: Gamma-ray to radio activity and ejection of a VLBI component in the jet of the S5-quasar 0836+710, Astronomy and Astrophysics, 334, 489, 1998

72.

Dietrich, M. und Wagner, S.J.: Kinematics of the Narrow-Line Region of NGC1068, Astronomy and Astrophysics, 338, 405 , 1998

73.

Haardt, F., Fossati, G., Grandi, P., Celotti, A., Pian, E., et al.: The hidden Seyfert-like nucleus in 3C 273: BeppoSAX Results, Astronomy and Astrophysics, 340, 35, 1998

74.

Nilsson, K., Takalo, L.O., Pursimo, T., Sillanpää, A., Heidt, J., Wagner, S.J., Laurent-Muehleisen, S., Brinkmann, W.: Discovery of a blue arc near the BL Lacertae object RGB1745+398. Astronomy and Astrophysics, 343, 81, 1999

75.

Kataoka, J., Mattox, J.R., Quinn J., Kubo, H., Makino, F., et al.: A Study of High Energy Emission from the Tev Blazar Mkn 501 from Multiwavelength Observations in 1996, Astrophys. J., 514, 138, 1999

76.

Ram Sagar, Gopal-Krishna, Mohan, V., Pandey, A.K., Bhatt, B.C. und Wagner, S.J.: Multi-color optical monitoring of the intra-day variable blazar S5 0716+714, Astronomy and Astrophysics Supplement, 134, 453, 1999

77.

Kraus, A., Quirrenbach, A., Lobanov, A., Krichbaum, T.P., Risse, M., et al.: Unusual radio variability in the BLLac object 0235+164, Astronomy and Astrophysics, 344, 807, 1999

78.

Epchtein, N., Deul, E., Derriere, S. et al.: A preliminary database of DENIS point sources Astronomy and Astrophysics, 349, 236, 1999

79.

Kataoka, J., Mattox, J.R., Quinn, J., Kubo, H., Makino, F., Takahashi, T., Inoue, S., Hartman, R.C., Madejski, G.M., Sreekumar, P., Wagner, S.J.: Multiwavelength observations of the TeV blazar Mrk 501 in March 1996. The first report of the detection by EGRET. Astroparticle Physics, 11, 149, 1999

80.

Dietrich, M., Wagner, S.J.., Courvoisier, T.J.-L., Bock, H., North, P.: Structure of the Broad-Line Region of 3C273 Astronomy and Astrophysics, im Druck

81.

Lutz, D., Genzel, R., Sturm, E., Tacconi, L., Wieprecht, E., Alexander, T., et al.: A search for broad infrared recombination lines in NGC 1068 Astrophys. J., im Druck

82.

Dietrich, M. Appenzeller, I., Wagner, S.J., Gässler, W., et al.: Spectroscopic Study of High Redshift Quasars Astronomy and Astrophysics, im Druck

83.

Wagner, S.J., Lamer, G. und Bicknell, G.V.: Particle Acceleration and Synchrotron Emission in Mrk 501 Astronomische Nachrichten, 320, 226, 1999

84.

Kümmel, M.W. und Wagner, S.J.: A wide field survey at the Northern Ecliptic Pole I: Number counts and angular correlation functions in K Astronomy and Astrophysics, 353, 867, 2000

85.

Fouqué, P., Chevallier, L., Cohen, M., et al.: An Absolute Calibration of DENIS (Deep Near Infrared Southern Sky Survey) Astronomy and Astrophysics, im Druck

86.

Pursimo, T., Takalo, L.O., Sillanpää, A., et al.: Intensive Monitoring of OJ 287 Astronomy and Astrophysics Supp., eingereicht

87.

Peng, B., Kraus, A., Krichbaum, T.P., Wagner, S.J., et al.: Infrared, radio and optical variability of the BL Lacertae object 2007+777 Astronomy and Astrophysics, im Druck

88.

Wagner, S.J., Szeifert, T., Appenzeller, I., Bicknell, G., et al.: Shocks of backflows in the Hot Spot of Pictor A Astronomy and Astrophysics, eingereicht

89.

Wagner, S.J. und Bicknell, G.: Particle Acceleration during Flares in Markarian 501, Astrophys. J., eingereicht

90.

Wagner, S.J., Takahashi, T., Dietrich, M., Pfeiffer, M., Kümmel, M., et al.: Simultaneous Flares of Mrk 421 in the optical, X-rays, and TeV gamma-rays, Astrophys. J., Lett., eingereicht

91.

Cioni, M-R., Loup, C., Fouqué, P. Habing, H.J., Bertin, E., Deul, E., et al.: The DENIS Point Source Catalogue towards the Magellanic Clouds. Astronomy and Astrophysics, eingereicht

1.

Wagner, S.J.: Zweidimensionale Spektroskopie von Seyfert-Galaxien, Mitt. Astron. Ges., 67, 415, 1987

2.

Wagner, S.J.: Spektroskopie schwacher Seyfert-Galaxien, Mitt. Astron. Ges., 67, 415, 1987

3.

Döbereiner, S. und Wagner, S.J.: Surface Photometry of NGC 4762, Mitt. Astron. Ges., 68, 259, 1987

4.

Wagner, S.J. und Bender, R.: Kinematics of the Edge-on Galaxy NGC 4762, Mitt. Astron. Ges., 70, 428, 1988

5.

Hopp, U., Wagner, S.J. und Richtler, T.: Globular Clusters in NGC 676, AG Abstract Series, 1, 42, 1988

6.

Richtler, T., Wagner, S.J. und Hopp, U.: Multicolor Studies of the Globular Clusters of NGC 1399, AG Abstract Series, 1, 23, 1988

7.

Wagner, S.J.: The Extended Emission Region of Mrk 3 and its Interrelation with the Active Nucleus, in: 10th IAU-ERAM conference ``Evolution of Galaxies", J.Palous (Hrsg.), S. 371, 1988

8.

Wagner, S.J.: Properties of AGN Host Galaxies - An Example of Statistics based on Merged Catalogues, in: ``Astronomy from Large Databases", F. Murtagh und A. Heck (Hrsg.), ESO Proceedings 28, S. 79, 1988

9.

Anton, K. und Wagner, S.J.: Ionization Maps of Extended Emission Line Regions, AG Abstract Series, 2, 52, 1989

10.

Wagner, S.J. und Anton, K.: Symmetries of Extended Emission Line Regions, in: ``Extranuclear Activity in Galaxies", R.A.E. Fosbury und E.J.A. Meurs (Hrsg.), ESO Proceedings 32, S. 195, 1989

11.

Wagner, S.J. und Appenzeller, I.: High Resolution Spectroscopy of Extended Emission Line Regions, in: ``Extranuclear Activity in Galaxies", R.A.E. Fosbury und E.J.A. Meurs (Hrsg.), ESO Proceedings 32, S. 183, 1989

12.

Wagner, S.J.: Two-Dimensional Velocity Fields in the Nuclei of Elliptical Galaxies, in: ``Dynamics and Interactions of Galaxies", R. Wielen (Hrsg.), Springer Verlag, S. 244, 1990

13.

Grebel, E., Richtler, T., Wagner, S.J. und Hopp, U.: The Mean Colour of the Globular Cluster System of NGC 1387, AG Abstract Series, 5, 90, 1990

14.

Wagner, S.J., et al.: Microvariability in the BL Lac object 0716+71, in ``Variability of Active Galactic Nuclei", R.H. Miller und P. Wiita (Hrsg.), Cambridge University Press, S. 120, 1991

15.

Wagner, S.J.: Rapid Variability of BL Lac Objects in the Optical Regime, in ``Variability of Active Galaxies", Lecture Notes in Physics, Vol. 377, W.J. Duschl, S.J. Wagner und M. Camenzind (Hrsg.), Springer Verlag, S. 163, 1991

16.

Heidt, J. und Wagner, S.J.: Spectral Variability of the BL Lac-Object S5 0716+71, AG Abstract Series, 6, 22, 1991

17.

Heidt, J., Wagner, S.J. und Erkens, U.: Optical Monitoring of Southern BL Lac Objects, AG Abstract Series, 6, 105, 1991

18.

Wagner, S.J.: Rapid Variability in the BL Lac Object S5 0716+714, in: ``Variability of Blazars", E. Valtaoja und M. Valtonen (Hrsg.), Cambridge University Press, S. 346, 1991

19.

Wagner, S.J.: High Resolution Spectroscopy of Extended Emission Line Regions in Seyfert Galaxies, in: ``Relationships between Active Galactic Nuclei and Starburst Galaxies", A. Filippenko (Hrsg.), A.S.P. Conference Proceedings, S. 379, 1992

20.

Anton, K. und Wagner, S.J.: The ENLR of Mkn 3 and Mkn 78, in: ``Physics of Active Galactic Nuclei", Proceedings, Springer Verlag, S. 387, 1992

21.

Appenzeller, I. und Wagner, S.J.: Forbidden High Ionization Lines in Quasars, in: ``Physics of Active Galactic Nuclei", Proceedings, Springer Verlag, S. 389, 1992

22.

Vila-Vilaro, B., Robinson, A. und Wagner, S.J.: The Extended Narrow Line Region of NGC 4151, in: ``Physics of Active Galactic Nuclei", Proceedings, Springer Verlag, S. 343, 1992

23.

Wagner, S.J. et al.: Radio- and Optical Variability in 0716+714, in: ``Physics of Active Galactic Nuclei", Proceedings, Springer Verlag, S. 598, 1992

24.

Zeidler, P. et al.: High-Resolution Speckle Masking Observations of the Seyfert Galaxy NGC 1386, in: ``Physics of Active Galactic Nuclei", Proceedings, Springer Verlag, S. 440, 1992

25.

Wagner, S.J.: Intrinsic Variability - Implications for Microlensing, in: ``Gravitational Lenses", R. Kayser, T. Schramm und L. Nieser (Hrsg.), Springer Verlag, Lecture Notes in Physics, Vol. 406, S. 189, 1992

26.

Wagner, S.J. und Witzel, A.: Intraday Variability of Active Galactic Nuclei - Radio and Optical Observations, in: ``Extragalactic Radio Sources - From Beams to Jets", J. Roland, H. Sol und G. Pelletier (Hrsg.), Cambridge University Press, S. 59, 1992

27.

Wagner, S.J.: Colour Differences among Globular Cluster Systems, in: ``The Stellar Populations of Galaxies", IAU Symp. 149, A. Renzini und B. Barbuy (Hrsg.), Kluwer Publishers, S. 501, 1992

28.

Wagner, S.J.: Multifrequency Observations of Intraday Variability: Implications for the Emission Processes, in: ``Jets in Extragalactic Radio Sources", H.-J. Röser und K. Meisenheimer (Hrsg.), Springer-Verlag, S. 105, 1993

29.

Wagner, S.J.: Multifrequency Observations of Rapidly Variable Blazars, in: ``X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background", W. Brinkmann und J. Trümper (Hrsg.), MPE Report 235, S. 97, 1992

30.

Fink, H. et al.: Multifrequency Observations of 3C 371 during the RASS, in: ``X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background", W. Brinkmann und J. Trümper (Hrsg.), MPE Report 235, S. 181, 1992

31.

Treves, A. et al.: Multifrequency Observations of KAZ 102 during the RASS, in: ``X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background", W. Brinkmann und J. Trümper (Hrsg.), MPE Report 235, S. 175, 1992

32.

Ulrich, M.-H. et al.: The Quasar 1821+643 during the ROSAT Survey, in: ``X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background", W. Brinkmann und J. Trümper (Hrsg.), MPE Report 235, S. 169, 1992

33.

Zeidler, P., Appenzeller, I., Hofmann, K.-H., Mauder, W., Wagner, S.J. und Weigelt, G.: High-Resolution Speckle Masking Observations of the Seyfert Galaxy NGC 1386, in: ``High Resolution Imaging by Interferometry II", J.M. Beckers und F.Merkle (Hrsg.), ESO-Proceedings, S. 67, 1992

34.

Eckart, A., M. Cameron, R. Genzel, N. Nakai und S.J. Wagner: The Starburst in the Wolf-Rayet Nucleus of the Liner NGC 6764, in: ``The Nearest Active Galaxies", J.E. Beckman (Hrsg.), Kluwer, S. 29, (ApSS Vol. 205), 1993

35.

Vila-Vilaro, B., Robinson, A. und Wagner, S.J.: The ENLR of NGC 4151: Spatial Variations of the Line Ratios, in: ``The Nearest Active Galaxies", J.E. Beckman (Hrsg.), Kluwer, S. 189, (ApSS Vol. 205), 1993

36.

Witzel, A., et al.: Intraday Variability and High Brightness Temperatures, in: ``Sub-Arcsecond Radio Astronomy", R.J. Davis und R.S. Booth (Hrsg.), Cambridge University Press, S. 159, 1993

37.

Wagner, S.J.: The Extended Narrow Line Region and the Molecular Torus of NGC 3227, AG Abstract Series, 7, 164, 1992

38.

Wagner, S.J. und Witzel, A.: Broad-Band Spectra and Polarization Properties of Variable Flat-Spectrum Radio Sources, in: ``The Nature of Compact Objects in Active Galactic Nuclei'', A. Robinson und R.J. Terlevich (Hrsg.), Cambridge University Press, S. 397, 1994

39.

Cameron, M., Eckart, A., Genzel, R., Nakai, N., Wagner, S.: The Starburst in the Nucleus of NGC 6764: The Near-IR/Radio/Optical connection, in: IAU Colloquium 140 ``Astronomy with Millimeter and Submillimeter Wave Interferometry", PASP Conference Series, M. Ishiguro (Hrsg.), S. 349, 1993

40.

Bender, R. et al.: Elliptical Galaxies and the Continuity of the Hubble Sequence, in: ``Structure, Dynamics and Chemical Evolution of Elliptical Galaxies", I.J. Danziger, W.W. Zeilinger und K. Kjär (Hrsg.), ESO Proceedings, S. 3, 1993

41.

Held, E.V., Testa, V., Capaccioli, M., Grebel, E.K., Richtler, T. und Wagner, S.J.: Multicolor Photometry of Globular Clusters in the Elliptical galaxy NGC 3904, in: ``Structure, Dynamics and Chemical Evolution of Elliptical Galaxies", I.J. Danziger, W.W. Zeilinger und K. Kjär (Hrsg.), ESO Proceedings, S. 531, 1993

42.

Urry et al.: Multiwavelength Monitoring of the BL Lac Object PKS 2155-304 I. The IUE Observations, in: ``Science with the Hubble Space Telescope", P. Benvenuti und E. Schreier (Hrsg.), ST-ECF/STScI Proceedings, S. 89, 1993

43.

Hopp, U., Wagner, S.J. und Richtler, T.: Multicolour Studies of the Globular Cluster System of the Elliptical Galaxy NGC 5813, AG Abstract Series, 8, 61, 1993

44.

Wagner, S.J. und Tammann, G.A.: The Population of Planetary Nebulae in Galaxies of the Leo Group, AG Abstract Series, 8, 163, 1993

45.

Steinle, H., Graser, U., Hopp, U. und Wagner, S.: Simultaneous COMPTON GRO and Optical Monitoring of AGN, Adv. Space Res. , 13, S. 617, 1993

46.

Grandi, P. et al.: Multifrequency Observations of the Optically Violent Variable Quasar 3C279, Bull. Am. Astron. Soc., 25, 1450, 1993

47.

Maraschi, L. et al.: The Broad Band Energy Distribution of 3C279 in Low State: Results from the Multifrequency Campaign of January 1993, Bull. Am. Astron. Soc., 25, 1382, 1993

48.

Kissler, M., Richtler, T., Held, E.V., Grebel, E.K., Wagner, S.J. und Capaccioli, M.: NGC 4636 - a rich globular cluster system in a normal elliptical galaxy, AG Abstract Series, 9, 183, 1993

49.

Erkens, U., Appenzeller, I. und Wagner, S.J.: Variations of the lineprofile in Mrk 876, AG Abstract Series, 9, 54, 1993

50.

Wagner, S.J.: Dynamics of the Narrow - Line Region of NGC 1068, AG Abstract Series, 9, 58, 1993

51.

Blecha, A., Courvoisier, T., Aller, H.D., Aller, M.F., Bouchet, P. et al.: Ground-Based Observations of PKS 2155-304 in November 1991, in: ``Multi-Wavelength Continuum Emission of AGN'', IAU Symp. 159, T.J.-L. Courvoisier und A. Blecha (Hersg.), S. 318, 1994

52.

Schramm, K.J., Borgeest, U., v. Linde, J., Wagner, S.J. und Heidt, J.: The recent lightcurve of 3C 345, in: ``Multi-Wavelength Continuum Emission of AGN'', IAU Symp. 159, T.J.-L. Courvoisier und A. Blecha (Hersg.), S. 391, 1994

53.

Otterbein, K., Wegner, R., Eckart, A., Krichbaum, T.P., Standke, K.J., Wagner, S.J. und Witzel, A. et al.: The ROSAT Field Around the Intraday Variable Quasar 0917+62, in: ``New Horizon of X-Ray Astronomy'' F. Makino und T. Ohashi (Hersg.), Universal Academy Press Inc., Tokyo, S. 589, 1994

54.

Heines, A., Bock, H. und Wagner, S.J.: Variability of gamma-bright quasars, AG Abstract Series, 10, 224, 1994

55.

Bock, H. und Wagner, S.J.: Intraday-Variability of Flatspectrum - Radio Quasars, AG Abstract Series, 10, 225, 1994

56.

Kümmel, M., Wagner, S.J. und Heidt, J.: Rapid Variability of the Polarization of the BL Lac Object S5 0716+714, AG Abstract Series, 10, 226, 1994

57.

Treves, A., Fink, H.H., Malkan, M., Wagner, S.J. et al.: Multifrequency Observations of KAZ 102 during the ROSAT all sky survey, in 30th COSPAR meeting, Adv. Sp. Res., 16, 1994

58.

Pian, E., Edelson, R.A., Wagner, S.J., Bregman, J., George, I., Treves, A., Wamsteker, W., Bock, H., Carini, M. und Courvoisier, T.: Simultaneous UV, Optical and Radio Monitoring of the BL Lac Object OJ 287 in March 1993, in Adv. Sp. Res., 16, 57, 1994

59.

Wagner, S.J.: Correlated Optical and Gamma-ray Variability in Blazars, 17th Texas Symposium on Relativistic Astrophysics, Hersg. H. Böhringer, G. E. Morfill und J. Trümper, Annals of the New York Academy of Sciences, Vol. 759, S. 526, 1995

60.

Heidt, J., Bock, H., Heines, A., Kümmel, M. und Wagner, S.J.: Observations of OJ 287 and 3C 66A during the OJ-94 campaign, in Intensive Monitoring of OJ 287, Hersg. M.R.Kidger und L.O. Takalo, Turku Obs. Reports, No 174, S. 22, 1994

61.

D'Onofrio, M., Capaccioli, M., Wagner, S.J. und Hopp, U.: On the ellipticities of M31 Globular Clusters, Mem. Soc. Astr. It., 65, 735, 1994

62.

Hartman, R.C., et al.: Simultaneous Multiwavelength Observations of Gamma-Emitting Blazars, Bull. Am. Astron. Soc., 26, 1342, 1994

63.

Mattox, J.R., Wagner, S.J., McGlynn, T.A., Malkan, M., Schachter, J.F. und Sreekumar, P.: Gamma-Ray Flare from CTA 26, IAUC, 6167, 1995

64.

Mattox, J.R., Wagner, S.J., McGlynn, T.A., Malkan, M., Schachter, J.F. und Sreekumar, P.: PKS 1622-297, IAUC, 6179, 1995

65.

Mattox, J.R., Wagner, S.J., McGlynn, T.A., Malkan, M., Schachter, J.F. und Sreekumar, P.: PKS 1622-297 Gamma-Ray Flare, IAUC, 6181, 1995

66.

Kurfess, J.D., Grove, J.D., McNaron-Brown, K., Johnson, W.N., Mattox, J.R., Wagner, S.J. und Webb, J.: PKS 1622-297, IAUC, 6185, 1995

67.

Kümmel, M. und Wagner, S.J.: Identification of Faint IRAS Sources, AG Abstract Series, 11, 334, 1995

68.

Wagner, S.J.: Multifrequency Monitoring Programs of Active Galactic Nuclei AG Abstract Series, 11, 100, 1995

69.

Pfeiffer, M., Wagner, S.J. und Dietrich, M.: Simultaneous Variations in Markarian 421 in the Optical and TeV-range AG Abstract Series, 11, 101, 1995

70.

Dietrich, M. und Wagner, S.J.: NLR Kinematics of NGC 1068 AG Abstract Series, 11, 69, 1995

71.

Dietrich, M., Leighly, K.M., Waltman, E.B., Ghigo, F.D., Pfeiffer, M., Bock, H., Gässler, W. und Wagner, S.J.: Multiwavelength Variability Study of 3C390.3 AG Abstract Series, 11, 229, 1995

72.

Döbereiner, S., Heidt, J. und Wagner, S.: Emission Line Regions in M86, in ``New Light on Galaxy Evolution'', IAU Symp. 171, R. Bender und R. Davis (Hersg.), Kluwer, S. 364, 1996

73.

Wagner, S. und Kümmel, M.: The K-band luminosity function, in ``New Light on Galaxy Evolution'', IAU Symp. 171, R. Bender und R. Davis (Hersg.), Kluwer, S. 465, 1996

74.

Kümmel, M. und Wagner, S.: Identification of faint IRAS sources, in ``New Light on Galaxy Evolution'', IAU Symp. 171, R. Bender und R. Davis (Hersg.), Kluwer, S. 402, 1996

75.

Wagner, S.J., Döbereiner, S. und Junkes, N.: X-ray properties of Centaurus A (NGC 5128), in Röntgenstrahlung from the Universe, U. Zimmermann, J. Trümper und H. Yorke (Hersg.), MPE Report 263, S. 521, 1996

76.

Kümmel, M. und Wagner, S.J.: Identification of Faint IRAS Sources, From Stars To Galaxies: The Impact Of Stellar Physics on Galaxy Evolution, Leitherer, C., Fritze-von Alvensleben, U. und Huchra, J. (Hersg.), PASP Conf. Ser., Vol. 98, S. 579, 1996

77.

Wagner, S.J.: Jets in Gamma-bright AGN: Constraints on Reprocessing Mechanisms, in: Jets from Stars and Galactic Nuclei, W. Kundt (Hersg.), Lecture Notes in Physics, Springer-Verlag, Vol. 471, S. 219, 1996

78.

Wagner, S.J. und Döbereiner, S.: X-ray observations of Cen A, in: Jets from Stars and Galactic Nuclei, W. Kundt (Hersg.), Lecture Notes in Physics, Springer-Verlag, Vol. 471, S. 238, 1996

79.

Wagner, S.J.: The variable Microwave Continuum of Radio-Loud AGN, in: Science with large Millimeter Arrays, P.A. Shaver (Hersg.), ESO Astrophysics Symposia, Springer, S. 103, 1996

80.

Takalo, L.O., Sillanpaa, A., Pursimo, T., et al.: Multifrequency monitoring of blazars OJ 287 and 3C 66A, in: Multifrequency Behaviour of High Energy Cosmic Sources, F. Giovannelli und L. Sabau-Graziati (Hersg.), Mem. S.A. It., Vol. 67, S. 545, 1996

81.

Sillanpaa, A., Takalo, L.O., Valtaoja, E., et al.: Simultaneous optical and radio observations of the blazar OJ 287, in: Multifrequency Behaviour of High Energy Cosmic Sources, F. Giovannelli und L. Sabau-Graziati (Hersg.), Mem. S.A. It., Vol. 67, S. 539, 1996

82.

Wagner, S.J. und Dietrich, M.: NLR Kinematics of NGC 1068, in: Science with the Hubble Space Telescope - II, P. Benvenuti, F. D. Macchetto und E.J. Schreier (Hersg.), STScI/ST-ECF Workshop Proc., S. 214, 1996

83.

Wagner, S.J.: Coronal Lines from BLR, NLR, and ENLR, in: IAU Colloquium 159: Emission Lines in Active Galaxies: New Methods and Techniques, B. Peterson, F.-Z. Cheng und A.S. Wilson (Hersg.), PASP Conf. Ser., Vol. 113, S. 298, 1996

84.

Takahashi, T., Kataoka, J., Kii, T., et al.: ASCA Observations of X-ray/TeV flare from Mkn 421 in: Blazar Continuum Variability, H.R. Miller, J.R. Webb und J.C. Noble (Hersg.), PASP Conf. Ser., Vol. 110, S. 311, 1996

85.

Sambruna, R., Urry, C.M., Pesce, J.E., et al.: The High-energy continuum of the gamma-ray-loud Blazar PKS 0528+134 in: Blazar Continuum Variability, H.R. Miller, J.R. Webb und J.C. Noble (Hersg.), PASP Conf. Ser., Vol. 110, S. 340, 1996

86.

Mukherjee, R., Gear, W.K., Marscher, A.P. et al.: High Energy Gamma Radiation from PKS 0528+134 Observed by EGRET in: Blazar Continuum Variability, H.R. Miller, J.R. Webb und J.C. Noble (Hersg.), PASP Conf. Ser., Vol. 110, S. 346, 1996

87.

Mattox, J.R. und Wagner, S.J.: An Intense Gamma-Ray Flare of PKS 1622-297 in: Blazar Continuum Variability, H.R. Miller, J.R. Webb und J.C. Noble (Hersg.), PASP Conf. Ser., Vol. 110, S. 352, 1996

88.

Dietrich, M., Wagner, S.J., Bock, H. und Courvoisier, T.: Clouds in the Broad Line Region, AG Abstract Series, 12, 220, 1996

89.

Dietrich, M., Wagner, S.J., Takahashi, T., et al.: Correlated Variability of Mrk 421 in: Gamma-Ray Emitting AGN, J.G. Kirk, M. Camenzind, C. von Montigny und S.J. Wagner (Hersg.), MPI Proceedings, S. 45, 1996

90.

Smith, N.J., Hanlon, L., McBreen, B. et al.: Multifrequency Observations of PKS 0521-365 and Other Sources in: Gamma-Ray Emitting AGN, J.G. Kirk, M. Camenzind, C. von Montigny und S.J. Wagner (Hersg.), MPI Proceedings, S. 89, 1996

91.

von Montigny, C. und Wagner, S.J.: Gamma-Ray Variability of EGRET Blazars in: Gamma-Ray Emitting AGN, J.G. Kirk, M. Camenzind, C. von Montigny und S.J. Wagner (Hersg.), MPI Proceedings, S. 113, 1996

92.

Wagner, S.J.: Broad-Band Variability in EGRET Blazars in: Gamma-Ray Emitting AGN, J.G. Kirk, M. Camenzind, C. von Montigny und S.J. Wagner (Hersg.), MPI Proceedings, S. 117, 1996

93.

Kümmel, M., Wagner, S.J., Heidt, J., et al.: Optical Polarisation Properties of Gamma Sources in: Gamma-Ray Emitting AGN, J.G. Kirk, M. Camenzind, C. von Montigny und S.J. Wagner (Hersg.), MPI Proceedings, S. 131, 1996

94.

Wagner, S.J. und Kümmel, W.M.: Colours, Luminosity Functions, and Clustering Properties of Faint Starburst Galaxies, in The Early Universe with the VLT, J. Bergeron (Hersg.), ESO Conf. Ser., Springer, S. 432, 1997

95.

Dietrich, M., Kümmel, M. und Wagner, S.J.: Emission-Line Profile Studies of QSOs at z=3, in The Early Universe with the VLT, J. Bergeron (Hersg.), ESO Conf. Ser., Springer, S. 384, 1997

96.

Hanlon, L., McBreen, B., Smith, N.J., Metcalfe, L., Hunter, S., et al.: Gamma-Ray Observations of BL Lac Objects, in The Transparent Universe, 2^nd INTEGRAL Workshop, ESA SP-382, S.413, 1997

97.

Kümmel, M.W. und Wagner, S.J.: Broad-band Energy Distributions of Faint IRAS Galaxies, in The Impact of Large Scale Near-IR Sky Surveys, F. Garzon, N. Epchtein, A. Omont, B. Burton und P.Persi (Hersg.), Kluwer, S. 261, 1997

98.

Wagner, S.J.: Variability of Blazars, in Relativistic jets in AGNs, M. Ostrowski, M. Sikora, G. Madejski und M. Begelman (Hersg.), Proceedings of the International Conference, Cracow (Poland), May 1997, S. 208, 1997

99.

Mukherjee, R., Bertsch, D.L., Bloom, S.D., Dingus, B.L., Esposito, A., et al.: EGRET Observations of PKS 0528+134 from 1991 to 1997, in Proceedings of the Fourth Compton Symposium, C. D. Dermer, M.S. Strickman und J. D. Kurfess (Hersg.), AIP Conf. Proc. Bd. 410, S. 1346, 1997

100.

Wehrle, A.E., Pian, E., Urry, C.M., Maraschi, L., Ghisellini, G., et al.: Multiwavelength Observations of the February 1996 High-Energy Flare in the Blazar 3C279, in Proceedings of the Fourth Compton Symposium, C. D. Dermer, M.S. Strickman und J. D. Kurfess (Hersg.), AIP Conf. Proc. Bd. 410, S. 1417, 1997

101.

Aller, M.F., Marscher, A.P., Hartman, R.C., Aller, H.D., Aller M.C., et al.: Radio to gamma-Ray Observations of 3C454.3: 1993-1995, in Proceedings of the Fourth Compton Symposium, C. D. Dermer, M.S. Strickman und J. D. Kurfess (Hersg.), AIP Conf. Proc. Bd. 410, S. 1423, 1997

102.

Wagner, S.J., von Montigny, C. und Herter, M.: Fast Variations of Gamma-Ray Emission in Blazars, in Proceedings of the Fourth Compton Symposium, C. D. Dermer, M.S. Strickman und J. D. Kurfess (Hersg.), AIP Conf. Proc. Bd. 410, S. 1456, 1997

103.

Wagner, S.J.: Anforderungen an die Detektoren für DIVA, in Technologieprojekte zur Unterstützung von Weltraum-Interferimetrie-Missionen, A. Glindemann und S. Röser (Hersg.), S. 33, 1997

104.

Dietrich, M. und Wagner, S.J.: Counting Broad-Line Region Clouds, AG Abstract Series, 13, 63, 1997

105.

Röser, S., Bastian, U., Mandel, H., Seifert, W. und Wagner, S.J.: The optical system of the minisatellite DIVA, AG Abstract Series, 13, 45, 1997

106.

Heidt, J., Wagner, S.J., Sillanpää, A., Takalo, L.O., Nilsson, K., Pursimo, T., Jäger, K. und Brinkmann, W.: RXJ 1745+398: Detection of the first AGN acting as a gravitational lens, AG Abstract Series, 13, 68, 1997

107.

Röser, S., Bastian, U., de Boer, K.S. et al.: DIVA - Towards Microarcsecond Global Astrometry in: Proceedings of the ESA Symposium `Hipparcos - Venice '97, ESA SP-402, 777, 1997

108.

Kümmel, M.W. und Wagner, S.J.: Clustering Properties of Faint Blue Galaxies, in: New Horizons From Mutiwavelength Sky Surveys, IAU Symposium 179, B.J. McLean, D.A. Golombek, J.J.E. Hayes und H.E. Payne (Hersg.), Kluwer, S. 337, 1998

109.

Britzen S., Witzel, A., Krichbaum, T.P., Roland, J. und Wagner, S.J.: Monthly VLBI Monitoring of Selected Gamma-Bright Quasars, in IAU Coll.164: Radio Emission from Galactic and Extragalactic Compact Sources, J.A. Zensus, G.B. Taylor und J.M. Wrobel (Hersg.), ASP Conf.Ser. 164, S. 43, 1998

110.

Wagner, S.J.: Intraday Variability of Flat-Spectrum Radio-Sources, in IAU Coll.164: Radio Emission from Galactic and Extragalactic Compact Sources, J.A. Zensus, G.B. Taylor und J.M. Wrobel (Hersg.), ASP Conf.Ser. 164, S. 257, 1998

111.

Otterbein, K., Hardcastle M.J., Wagner, S.J. und Worrall, D.M.: Intensive monitoring of the strongly variable BL Lac S5 0716+714. in The Active X-ray Sky: Results from BeppoSAX and Rossi-XTE, Nuclear Physics B 69/1-3, S. 415, L. Scarsi, H. Bradt, P. Giommi und F. Fiore (Hersg.), Elsevier Science, 1998

112.

Lamer, G. und Wagner, S.J.: RXTE observations of Markarian 501 during X-ray bright state in July 1997, in The Active X-ray Sky: Results from BeppoSAX and Rossi-XTE, Nuclear Physics B 69/1-3, S. 403, L. Scarsi, H. Bradt, P. Giommi und F. Fiore (Hersg.), Elsevier Science, 1998

113.

Haardt, F., et al.: BeppoSAX Observations of 3C273. in The Active X-ray Sky: Results from BeppoSAX and Rossi-XTE, Nuclear Physics B 69/1-3, S. 449, L. Scarsi, H. Bradt, P. Giommi und F. Fiore (Hersg.), Elsevier Science, 1998

114.

Mattox, J.R., et al.: Multiwavelength Observations of BL LAC Object Mrk 501, Bull. Am. Astron. Soc., 191, S. 560, 1998

115.

Seifert, W. Mandel, H., Wagner, S.J., Bastian, U. und Röser, S.: An Optical System for DIVA, in SPIE Proc Vol. 3356 "Space Telescopes and Instruments", Bely und Breckinridge (Hersg.), S. 904, 1998

116.

Holota, W., Kunkel, B., Nikolov, S., Bastian, U., Röser, S., et al.: Optical Design of the DIVA Interferometer and Design Implementations for GAIA, in ICSO Conference, Toulouse, 1997, 1998

117.

Quirrenbach, A., Kraus, A., Lobanov, A., Krichbaum, T.P., Witzel, A., Schneider, P., Wagner, S.J., Heidt, J., Bock, H., Aller, M. und Aller, H.: Rapid Variability in the BL Lacertae Object AO 0235+164, Bull. Am. Astron. Soc., 192, S. 360, 1998

118.

Pfeiffer, M., Appenzeller, I. und Wagner, S.J.: Highly ionized plasma in AGN, AG Abstract Series, 14, , 1998

119.

Löffler, D., Wiesbeck, W., Wiesler, A., Bastian, U., Röser, S., Mandel, H. Seifert, W. und Wagner, S.: High Data Rate Link from DIVA Using a Conformal Antenna, AG Abstract Series, 14, 154, 1998

120.

Holota, W., Kunkel, B., Nikolov, S., Seifert, W., Wagner, S., Bastian, U. und Röser, S.: The Optical Configuration for the Astrometric Satellite DIVA, AG Abstract Series, 14, 152, 1998

121.

Graue, R., Kampf, D., Bastian, U., Seifert, W. und Wagner, S.: DIVA Payload Structure, AG Abstract Series, 14, 152, 1998

122.

Bastian, U., Röser, S., Mandel, H., Seifert, W., Wagner, S. und Schilbach, E.: DIVA Opens a New Astrometric Horizon, AG Abstract Series, 14, 90, 1998

123.

Bastian, U., Röser, S., Mandel, H., Seifert, W., Wagner, S. und Schilbach, E.: DIVA Opens a New Astrometric Horizon, AG Abstract Series, 14, 150, 1998

124.

Kümmel, M.W. und Wagner, S.J.: The Optical/Near Infrared Survey at the North Ecliptic Pole. AG Abstract Series, 14, 58, 1998

125.

Wagner, S.J.: Blazar Activity Across the Electromagnetic Spectrum, in BL Lac Phenomenon , L. Takalo und A. Sillanpää (Hersg.), ASP Conf.Ser., Vol. 159, S.279, 1999

126.

Otterbein, K., Hardcastle, M.J., Wagner, S.J. und Worrall, D.M.: Monitoring the high energy branch of S5 0716+714, in BL Lac Phenomenon , L. Takalo und A. Sillanpää (Hersg.), ASP Conf.Ser., Vol. 159, S.289, 1999

127.

Kraus, A., Quirrenbach, A., Lobanov, A.P., Krichbaum, T.P., Schneider, P., Wagner, S.J., Witzel, A. et al.: Unusual Radio Variability in the BL Lac object 0235+164, in BL Lac Phenomenon , L. Takalo und A. Sillanpää (Hersg.), ASP Conf.Ser., Vol. 159, S.67, 1999

128.

Otterbein, K. und Wagner, S.J.: Multifrequency monitoring of the BL Lac S5 0716+714, in Highlights in X-ray Astronomy, B. Aschenbach und M. Freyberg (Hersg.), MPE-Report 272, S. 170, 1999

129.

Lamer, G. und Wagner, S.J.: The 1997 X-ray flaring of Markarian 501, in Highlights in X-ray Astronomy, B. Aschenbach und M. Freyberg (Hersg.), MPE-Report 272, S. 174, 1999

130.

Röser, S., Bastian, U., De Boer, K.S., Hog, E., Schilbach, S., de Vegt, Ch. und Wagner, S.J.: DIVA - A Small Satellite for Global Astrometry and Photometry, in Highlights of Astronomy, Vol. 11A, J. Andersen (Hersg.), Kluwer, S. 583, 1998

131.

Wagner, S.J., Seifert, W., Mandel, H., Bastian, U., Röser, S., et al.: The instrument of the astrometric mission DIVA in Highlights of Astronomy, Vol. 11A, J. Andersen (Hersg.), Kluwer, S. 584, 1998

132.

Mattox, J.R., Wagner, S.J., Tosti, G. und Honeycutt, K.: The impact of Light Pollution on a Proposed Automatic Telescope Networt (ATN) and Vice Versa in IAU Symp. 196, im Druck, 2000

133.

Mandel, H., Seifert, W., Wagner, S.J., Röser, S., Bastian, U., Schilbach, E., Hirte, S., Scholz, R. und deBoer, K.S.: The impact of the DIVA mission on fundamental astrophysical problems. AG Abstract Series, 16, 145, 1999

134.

Röser, S., Bastian, U. und Wagner, S.J.: Galactic archaeology with DIVA data. AG Abstract Series, 16, 45, 1999

135.

Wagner, S.J. und Lamer, G.: Soft Gamma-Rays from Blazars in The Extreme Universe, 3^rd INTEGRAL Workshop, Astrophys. Lett. & Comm., Vol. 38, 493, 1999

Arbeiten:

Wagner, S.J.: ``Spektroskopische Untersuchungen von Seyfert-Galaxien",

Diplomarbeit, Universität Heidelberg, 1987

Wagner, S.J.: ``Spektroskopische und photometrische Untersuchungen
der Struktur elliptischer Galaxien",

Dissertation, Universität Heidelberg, 1989

Wagner, S.J.: ``Variability of Compact Blazars",

Habilitationsschrift, Universität Heidelberg, 1993

Bücher:

Duschl, W.J., Wagner, S.J. und Camenzind, M. (Herausg.):
Variability of Active Galaxies,
Proceedings of a Workshop held in Heidelberg in September 1990,
Lecture Notes in Physics, Vol. 377, Springer Verlag, 1991.

Duschl, W.J. und Wagner, S.J., (Herausg.):
Physics of Active Galactic Nuclei,
Proceedings of the 1991 Heidelberg Conference,
Springer Verlag, 1992.

Kirk, J.G., Camenzind, M., von Montigny, C. und Wagner, S.J. (Herausg.):
Gamma-Ray Emitting AGN,
Proceedings of a Workshop held in Heidelberg in October 1996,
MPI Kernphysik, Proceedings, 1996
und http://www.lsw.uni-heidelberg.de/projects/extragalactic/

Populäre Artikel (Auswahl):

Appenzeller, I. und Wagner, S.J.: Probing the Hidden Secrets of Seyfert Nuclei, The Messenger, 60, 40, 1990

Tammann, G.A., et al.: The Distance of the Centaurus Group - A Test for Various Distance Indicators, The Messenger, 63, 8, 1991

Kissler, M., Richtler, T., Held, E.V., Grebel, E., Wagner, S.J. und Capaccioli, M.: NGC 4636 - a Rich Globular Cluster System in a Normal Elliptical Galaxy, The Messenger, 73, 32, 1993.

Epchtein, N., De Batz, B., Capoani, L., Chevallier, L., Copet, E., et al.: The Deep Near-Infrared Southern Sky Survey (DENIS), The Messenger, 87, 27, 1997.

Wagner, S.J.: Variability in Active Galaxies, in ``Megaphot", U. Borgeest und J. Schramm (Hrsg.), S.1, 1994

Manuskripte:

Schramm, K.-J., Borgeest, U., Refsdal, S. und Wagner, S.J.: Der astrophysikalische Wert optisch-photometrischer Quasar-Überwachung, Exposée über ein automatisches Teleskop.

Wagner, S.J. und Camenzind, M.: Gamma-Emission von Quasaren und BL Lac Objekten, Skript-Sammlung eines Kolloqiums des SFB 328.