Schartel, N.; Fink, H.; Brinkmann, W.; Trümper, J.: A comparative study of soft X-ray QSO spectra. In: X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background: Proceedings of a Conference held at the Max-Planck-Institut für extraterrestrische Physik, pp. 195 - 197 (Eds. Brinkmann, W.; Trümper, J.). X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background, Garching, Germany, November 04, 1991 - November 08, 1991. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1992)

Thomas, H.-C.; Beuermann, K.; Brinkmann, W.; Fink, H. H.; Voges, W.: Spectroscopic identification of X-ray soft AGN found by ROSAT. In: X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background: Proceedings of a Conference held at the Max-Planck-Institut für extraterrestrische Physik, pp. 383 - 386 (Eds. Brinkmann, W.; Trümper, J.). X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background, Garching, Germany, November 04, 1991 - November 08, 1991. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1992)

Treves, A.; Belloni, T.; Falomo, R.; Fink, H.; Maraschi, L.; Zimmermann, H. U.: Preliminary results on ROSAT observations of the blazar PKS 0537-441. In: X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background: Proceedings of a Conference held at the Max-Planck-Institut für extraterrestrische Physik, pp. 206 - 209 (Eds. Brinkmann, W.; Trümper, J.). X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background, Garching, Germany, November 04, 1991 - November 08, 1991. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1992)

Treves, A.; Fink, H. H.; Malkan, M.; Maraschi, L.; Ulrich, M. H.; Brinkmann, W.; de Martino, D.; Elvis, M.; Heidt, J.; McDowell, J. et al.; Schaeidt, S.; Tanzi, E. G.; Wagner, S.; Wilkes, B.: Multifrequency observations of Kaz 102 during ROSAT all sky survey. In: X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background: Proceedings of a Conference held at the Max-Planck-Institut für extraterrestrische Physik, pp. 175 - 180 (Eds. Brinkmann, W.; Trümper, J.). X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background, Garching, Germany, November 04, 1991 - November 08, 1991. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1992)

Ulrich, M.-H.; Fink, H. H.; Schaeidt, S.; Brinkmann, W.; Kolman, M.; Malkan, M. A.; Maraschi, L.; Treves, A.; Wagner, S.: The quasar 1821+643 during the ROSAT survey. In: X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background: Proceedings of a Conference held at the Max-Planck-Institut für extraterrestrische Physik, pp. 169 - 174 (Eds. Brinkmann, W.; Trümper, J.). X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background, Garching, Germany, November 04, 1991 - November 08, 1991. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1992)

Wamsteker, W.; de Martino, D.; Rodríguez Pascual, P.; Trümper, J.; Mas-Hesse, J. M.; Brinkmann, W.; Pounds, K. A.; Nandra, K.; Makino, F.; Bonnell, J. M. et al.; Kondo, Y.: ROSAT-IUE All Sky Survey (RIASS): first results on active galaxies. In: X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background: Proceedings of a Conference held at the Max-Planck-Institut für extraterrestrische Physik, pp. 155 - 162 (Eds. Brinkmann, W.; Trümper, J.). X-Ray Emission from Active Galactic Nuclei and the Cosmic X-Ray Background, Garching, Germany, November 04, 1991 - November 08, 1991. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1992)

Schachter, J. F.; Elvis, M.; Stocke, J.; Voges, W.: New heavily absorbed AGN and BL Lac objects identified from X-ray/radio/optical databases. In: Astronomy from Large Databases II - Proceedings, pp. 491 - 496 (Eds. Heck, A.; Murtagh, F.). Astronomy from Large Databases II, Haguenau, France, September 14, 1992 - September 16, 1992. European Southern Observatory, Garching, Germany (1992)

Urry, C. M.; Maraschi, L.; Edelson, R.; Koratkar, A.; Madejski, G.; Pian, E.; Reichert, G.; Treves, A.; Wamsteker, W.; Bohlin, R. et al.; Brinkmann, W.; Chiappetti, L.; Courvoisier, T.; Filippenko, A. V.; Fink, H.; George, I. M.; Kondo, Y.; Krolik, J.; O'Brien, P.; Shull, M.; Sitko, M.; Szymkowiak, A. E.; Tagliaferri, G.; Wagner, S.; Warwick, R.: Multiwavelength monitoring of the BL Lac object PKS 2155-304. I. IUE observations. In: Science with the Hubble Space Telescope, pp. 89 - 95 (Eds. Benvenuti, P.; Schreier, E.). Science with the Hubble Space Telescope , Chia Laguna, Sardinia, Italy, June 29, 1992 - July 07, 1992. European Southern Observatory, Garching, Germany (1992)

Voges, W.: Scientific results from the ROSAT all-sky survey. In: Astronomy from Large Databases II - Proceedings, pp. 139 - 141 (Eds. Heck, A.; Murtagh, F.). Astronomy from Large Databases II, Haguenau, France, September 14, 1992 - September 16, 1992. European Southern Observatory, Garching, Germany (1992)

Zimmermann, H. U.; Belloni, T.; Izzo, C.; Kahabka, P.; Schwentker, O.: EXSAS: the ROSAT data analysis system. In: Astronomy from Large Databases II - Proceedings, pp. 519 - 523 (Eds. Heck, A.; Murtagh, F.). Astronomy from Large Databases II, Haguenau, France, September 14, 1992 - September 16, 1992. European Southern Observatory, Garching, Germany (1992)

Atmanspacher, H.; Scheingraber, H.; Voges, W.: Attractor reconstruction and dimensional analysis of chaotic signals. In: Data Analysis in Astronomy III, pp. 3 - 19 (Eds. Di Gesù, V.; Scarsi, L.; Crane, P.; Friedman, J. H.; Levialdi, S. et al.). Third International Workshop on Data Analysis in Astronomy, Erice, Sicily, Italy, June 20, 1988 - June 27, 1988. Plenum Press, New York (1989)

Strong, A. W.; Diehl, R.: Maximum entropy image processing in gamma-ray astronomy. In: Data Analysis in Astronomy III, pp. 55 - 65 (Eds. Di Gesù, V.; Scarsi, L.; Crane, P.; Friedman, J. H.; Levialdi, S. et al.). Third International Workshop on Data Analysis in Astronomy, Erice, Sicily, Italy, June 20, 1988 - June 27, 1988. Plenum Press, New York (1989)

Diehl, R.: Gamma ray spectroscopy with COMPTEL. In: Gamma-Ray Astronomy with COMPTEL in Perspective, pp. 133 - 175 (Ed. Schönfelder, V.). Symposium on Gamma-Ray Astronomy with COMPTEL in Perspective, Schloß Ringberg, Tegernsee, Germany, September 18, 1988 - September 21, 1988. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1988)

Lichti, G.: Prospects for studying supernova 1987A by COMPTEL. In: Gamma-Ray Astronomy with COMPTEL in Perspective, pp. 222 - 243 (Ed. Schönfelder, V.). Symposium on Gamma-Ray Astronomy with COMPTEL in Perspective, Schloß Ringberg, Tegernsee, Germany, September 18, 1988 - September 21, 1988. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1988)

McConnell, M.: Gamma-ray emission from X-ray binaries: the role of COMPTEL. In: Gamma-Ray Astronomy with COMPTEL in Perspective, pp. 41 - 71 (Ed. Schönfelder, V.). Symposium on Gamma-Ray Astronomy with COMPTEL in Perspective, Schloß Ringberg, Tegernsee, Germany, September 18, 1988 - September 21, 1988. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1988)

Schönfelder, V.: Active galactic nuclei. In: Gamma-Ray Astronomy with COMPTEL in Perspective, pp. 176 - 196 (Ed. Schönfelder, V.). Symposium on Gamma-Ray Astronomy with COMPTEL in Perspective, Schloß Ringberg, Tegernsee, Germany, September 18, 1988 - September 21, 1988. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1988)

Strong, A. W.: Diffuse continuum gamma rays from the galaxy at COMPTEL energies. In: Gamma-Ray Astronomy with COMPTEL in Perspective, pp. 94 - 110 (Ed. Schönfelder, V.). Symposium on Gamma-Ray Astronomy with COMPTEL in Perspective, Schloß Ringberg, Tegernsee, Germany, September 18, 1988 - September 21, 1988. Max-Planck-Institut für extraterrestrische Physik, Garching, Germany (1988)

Strong, A. W.: Distribution of gas and cosmic rays in the galaxy derived from gamma rays. In: ESO-IRAM-ONSALA Workshop on (Sub)Millimeter Astronomy, pp. 265 - 271 (Eds. Shaver, P. A.; Kjär, K.). ESO-IRAM-ONSALA Workshop on (Sub)Millimeter Astronomy, Aspenäs, Sweden, June 17, 1985 - June 20, 1985. European Southern Observatory, Garching b. München (1985)

Mayer-Hasselwander, H. A.; Bennett, K.; Bignami, G. F.; Buccheri, R.; D'Amico, N.; Hermsen, W.; Kanbach, G.; Lebrun, F.; Lichti, G. G.; Masnou, J. L. et al.; Paul, J. A.; Pinkau, K.; Scarsi, L.; Swanenburg, B. N.; Will, R. D.: COS-B observation of the Milky Way in high-energy gamma rays. In: Ninth Texas Symposium on Relativistic Astrophysics, pp. 211 - 222 (Eds. Ehlers, J.; Perry, J. J.; Walker, M.). Ninth Texas Symposium on Relativistic Astrophysics, Munich, Germany, December 13, 1978 - December 19, 1978. The New York Academy of Sciences, New York, USA (1980)

Schönfelder, V.: Gamma-ray observations of Seyfert galaxies and the problem of the extragalactic gamma-ray background. In: Ninth Texas Symposium on Relativistic Astrophysics, pp. 267 - 277 (Eds. Ehlers, J.; Perry, J. J.; Walker, M.). Ninth Texas Symposium on Relativistic Astrophysics, Munich, Germany, December 13, 1978 - December 19, 1978. The New York Academy of Sciences, New York, USA (1980)