Gallo, L. C.; Boller, T.; Brandt, W. N.; Fabian, A. C.; Vaughan, S.: I Zw 1 observed with XMM-Newton. Astronomy & Astrophysics 417 (1), S. 29 - 38 (2004)

Gallo, L. C.; Boller, T.; Brandt, W. N.; Fabian, A. C.; Vaughan, S.: The narrow-line quasar NAB 0205+024 observed with XMM-Newton. Monthly Notices of the Royal Astronomical Society 355 (2), S. 330 - 335 (2004)

Gallo, L. C.; Boller, T.; Tanaka, Y.; Fabian, A. C.; Brandt, W. N.; Welsh, W. F.; Anabuki, N.; Haba, Y.: The X-ray variability of the narrow-line type 1 Seyfert galaxy IRAS 13224-3809 from an XMM-Newton observation. Monthly Notices of the Royal Astronomical Society 347 (1), S. 269 - 276 (2004)

Gleissner, T.; Wilms, J.; Pooley, G. G.; Nowak, M. A.; Pottschmidt, K.; Markoff, S.; Heinz, S.; Klein-Wolt, M.; Fender, R. P.; Staubert, R.: Long term variability of Cygnus X-1. III. Radio-X-ray correlations. Astronomy & Astrophysics 425 (3), S. 1061 - 1068 (2004)

Haberl, F.; Zavlin, V. E.; Trümper, J.; Burwitz, V.: A phase-dependent absorption line in the spectrum of the X-ray pulsar RX J0720.4-3125. Astronomy & Astrophysics 419 (3), S. 1077 - 1085 (2004)

Iyudin, A. F.; Böhringer, H.; Dogiel, V.; Morfill, G.: Gamma-ray line emission from galaxy clusters. Astronomy & Astrophysics 413 (3), S. 817 - 825 (2004)

Kaastra, J. S.; Tamura, T.; Peterson, J. R.; Bleeker, J. A. M.; Ferrigno, C.; Kahn, S. M.; Paerels, F. B. S.; Piffaretti, R.; Branduardi-Raymont, G.; Böhringer, H.: Spatially resolved X-ray spectroscopy of cooling clusters of galaxies. Astronomy & Astrophysics 413 (2), S. 415 - 439 (2004)

Nicastro, L.; Cusumano, G.; Löhmer, O.; Kramer, M.; Kuiper, L.; Hermsen, W.; Mineo, T.; Becker, W.: BeppoSAX observation of PSR B1937+21. Astronomy & Astrophysics 413 (3), S. 1065 - 1072 (2004)

Pierini, D.; Maraston, C.; Bender, R.; Witt, A. N.: Extremely red galaxies: dust attenuation and classification. Monthly Notices of the Royal Astronomical Society 347 (1), S. 1 - 16 (2004)

Pietsch, W.; Mochejska, B. J.; Misanovic, Z.; Haberl, F.; Ehle, M.; Trinchieri, G.: The eclipsing massive X-ray binary M 33 X-7: New X-ray observations and optical identification. Astronomy & Astrophysics 413, S. 879 - 887 (2004)

Porquet, D.; Kaastra, J. S.; Page, K. L.; O'Brien, P. T.; Ward, M. J.; Dubau, J.: XMM-Newton observation of the Seyfert 1 ESO 198-G24. Astronomy & Astrophysics 413 (3), S. 913 - 920 (2004)

Sakano, M.; Warwick, R. S.; Decourchelle, A.; Predehl, P.: XMM-Newton observations of Sagittarius A East. Monthly Notices of the Royal Astronomical Society 350 (1), S. 129 - 139 (2004)

Salvato, M.; Greiner, J.; Kuhlbrodt, B.: Multiwavelength scaling relations for nuclei of Seyfert galaxies. The Astrophysical Journal 600, S. L31 - L34 (2004)

Vignali, C.; Brandt, W. N.; Boller, T.; Fabian, A. C.; Vaughan, S.: Arakelian 564: an XMM-Newton view. Monthly Notices of the Royal Astronomical Society 347 (3), S. 854 - 860 (2004)

Wermes, N.; Andricek, L.; Fischer, P.; Haerter, M.; Heinzinger, K.; Herrmann, S.; Karagounis, M.; Kohrs, R.; Krueger, H.; Lutz, G. et al.; Lechner, P.; Peric, I.; Porro, M.; Richter, R. H.; Schaller, G.; Schnecke-Radau, M.; Schopper, F.; Soltau, H.; Strueder, L.; Trimpl, M.; Ulrici, J.; Treis, J.: New results on DEPFET pixel detectors for radiation imaging and high energy particle detection. IEEE Transactions on Nuclear Science 51 (3), S. 1121 - 1128 (2004)

Worsley, M. A.; Fabian, A. C.; Barcons, X.; Mateos, S.; Hasinger, G.; Brunner, H.: The (un)resolved X-ray background in the Lockman Hole. Monthly Notices of the Royal Astronomical Society 352 (3), S. L28 - L33 (2004)

Zhang, Y.-Y.; Finoguenov, A.; Böhringer, H.; Ikebe, Y.; Matsushita, K.; Schuecker, P.: Temperature gradients in XMM-Newton observed REFLEX-DXL galaxy clusters at z - 0.3. Astronomy & Astrophysics 413 (1), S. 49 - 63 (2004)

Greiner, J.; Klose, S.; Salvato, M.; Zeh, A.; Schwarz, R.; Hartmann, D. H.; Masetti, N.; Stecklum, B.; Lamer, G.; Lodieu, N. et al.; Scholz, R. D.; Sterken, C.; Gorosabel, J.; Burud, I.; Rhoads, J.; Mitrofanov, I.; Litvak, M.; Sanin, A.; Grinkov, V.; Andersen, M. I.; Castro Cerón, J. M.; Castro-Tirado, A. J.; Fruchter, A.; Fynbo, J. U.; Hjorth, J.; Kaper, L.; Kouveliotou, C.; Palazzi, E.; Pian, E.; Rol, E.; Tanvir, N. R.; Vreeswijk, P. M.; Wijers, R. A. M. J.; van den Heuvel, E.: GRB 011121: a collimated outflow into wind-blown surroundings. The Astrophysical Journal 599, S. 1223 - 1237 (2003)

Ledlow, M. J.; Voges, W.; Owen, F. N.; Burns, J. O.: The X-ray properties of nearby Abell clusters from the ROSAT All-Sky Survey: the sample and correlations with optical properties. The Astronomical Journal 126, S. 2740 - 2751 (2003)

Greiner, J.; Klose, S.; Reinsch, K.; Schmid, H. M.; Sari, R.; Hartmann, D. H.; Kouveliotou, C.; Rau, A.; Palazzi, E.; Straubmeier, C. et al.; Stecklum, B.; Zharikov, S.; Tovmassian, G.; Bärnbantner, O.; Ries, C.; Jehin, E.; Henden, A.; Kaas, A. A.; Grav, T.; Hjorth, J.; Pedersen, H.; Wijers, R. A. M. J.; Kaufer, A.; Park, H.-S.; Williams, G.; Reimer, O.: Evolution of the polarization of the optical afterglow of the y-ray burst GRB030329. Nature 426, S. 157 - 159 (2003)