Aschenbach, B.: Measuring mass and angular momentum of black holes with high-frequency quasi-periodic oscillations. Astronomy & Astrophysics 425 (3), pp. 1075 - 1082 (2004)

Böhringer, H.; Schuecker, P.; Guzzo, L.; Collins, C. A.; Voges, W.; Cruddace, R. G.; Ortiz-Gil, A.; Chincarini, G.; De Grandi, S.; Edge, A. C. et al.; MacGillivray, H. T.; Neumann, D. M.; Schindler, S.; Shaver, P.: The ROSAT-ESO Flux Limited X-ray (REFLEX) Galaxy cluster survey. V. The cluster catalogue. Astronomy & Astrophysics 425 (1), pp. 367 - 383 (2004)

Briel, U. G.; Finoguenov, A.; Henry, J. P.: XMM-Newton EPIC observation of the galaxy cluster A 3667. Astronomy & Astrophysics 426 (1), pp. 1 - 9 (2004)

Conka-Nurdan, T.; Nurdan, K.; Laihem, K.; Walenta, A.H.; Fiorini, C.; Freisleben, B.; Hornel, N...; Pavel, N. A.; Strüder, L.: Preliminary results on Compton electrons in silicon drift detector. IEEE Transactions on Nuclear Science 51 (5), pp. 2526 - 2532 (2004)

de Avillez, M. A.; Breitschwerdt, D.: Volume filling factors of the ISM phases in star forming galaxies. I. The role of the disk-halo interaction. Astronomy & Astrophysics 425 (3), pp. 899 - 911 (2004)

Gallo, L. C.; Tanaka, Y.; Boller, T.; Fabian, A. C.; Vaughan, S.; Brandt, W. N.: Long-term spectral changes in the partial-covering candidate narrow-line Seyfert 1 galaxy 1H 0707-495. Monthly Notices of the Royal Astronomical Society 353 (4), pp. 1064 - 1070 (2004)

Grupe, D.; Leighly, K. M.; Burwitz, V.; Predehl, P.; Mathur, S.: Chandra observations of the narrow-line Seyfert 1 galaxy RX J2217.9-5941. The Astronomical Journal 128 (4), pp. 1524 - 1528 (2004)

Pietsch, W.; Misanovic, Z.; Haberl, F.; Hatzidimitriou, D.; Ehle, M.; Trinchieri, G.: XMM-Newton survey of the Local Group galaxy M 33. Astronomy & Astrophysics 426 (1), pp. 11 - 24 (2004)

Scholz, R.-D.; Lehmann, I.; Matute, I.; Zinnecker, H.: The nearest cool white dwarf (d ~ 4 pc), the coolest M-type subdwarf (sdM9.5), and other high proper motion discoveries. Astronomy & Astrophysics 425 (2), pp. 519 - 527 (2004)

Schuecker, P.; Finoguenov, A.; Miniati, F.; Böhringer, H.; Briel, U. G.: Probing turbulence in the Coma galaxy cluster. Astronomy & Astrophysics 426 (2), pp. 387 - 397 (2004)

Shaw, S. E.; Chernyakova, M.; Rodriguez, J.; Walter, R.; Kretschmar, P.; Mereghetti, S.: INTEGRAL observations of the PSR B1259-63/SS2883 system after the 2004 periastron passage. Astronomy & Astrophysics 426 (2), pp. L33 - L36 (2004)

Strong, A. W.; Moskalenko, I. V.; Reimer, O.: A new determination of the extragalactic diffuse gamma-ray background from EGRET data. The Astrophysical Journal 613 (2), pp. 956 - 961 (2004)

Strong, A. W.; Moskalenko, I. V.; Reimer, O.: Diffuse galactic continuum gamma rays: a model compatible with EGRET data and cosmic-ray measurements. The Astrophysical Journal 613 (2), pp. 962 - 976 (2004)

Szkody, P.; Henden, A.; Fraser, O.; Silvestri, N.; Bochanski, J.; Wolfe, M. A.; Agüeros, M.; Warner, B.; Woudt, P.; Tramposch, J. et al.; Homer, L.; Schmidt, G.; Knapp, G. R.; Anderson, S. F.; Covey, K.; Harris, H.; Hawley, S.; Schneider, D. P.; Voges, W.; Brinkmann, J.: Cataclysmic variables from the Sloan Digital Sky Survey. III. The third year. The Astronomical Journal 128 (4), pp. 1882 - 1893 (2004)

Yuan, W.; Komossa, S.; Xu, D.; Osborne, J. P.; Watson, M. G.; McMahon, R. G.: Discovery of high-amplitude X-ray variability in the Seyfert-LINER transition galaxy NGC 7589. Monthly Notices of the Royal Astronomical Society 353 (3), pp. L29 - L33 (2004)

Bonnet, H.; Abuter, R.; Baker, A.; Bornemann, W.; Brown, A.; Castillo, R.; Conzelmann, R.; Damster, R.; Davies, R.; Delabre, B. et al.; Donaldson, R.; Dumas, C.; Eisenhauer, F.; Elswijk, E.; Fedrigo, E.; Finger, G.; Gemperlein, H.; Genzel, R.; Gilbert, A.; Gillet, G.; Goldbrunner, A.; Horrobin, M.; Richter, H.; Huber, S.; Hubin, N.; Iserlohe, C.; Kaufer, A.; Kissler-Patig, M.; Kragt, J.; Kroes, G.; Lehnert, M.; Lieb, W.; Liske, J.; Lizon, J.-L.; Lutz, D.; Modigliani, A.; Monnet, G.; Nesvadba, N.; Patig, J.; Pragt, J.; Reunanen, J.; Röhrle, C.; Rossi, S.; Schmutzer, R.; Schoenmaker, T.; Schreiber, J.; Stroebele, S.; Szeifert, T.; Tacconi, L.; Tecza, M.; Thatte, N.; Tordo, S.; van der Werf, P.; Weisz, H.: First light of SINFONI at the VLT. The ESO Messenger 117, pp. 17 - 24 (2004)

Castro Cerón, J. M.; Gorosabel, J.; Castro-Tirado, A. J.; Sokolov, V. V.; Afanasiev, V. L.; Fatkhullin, T. A.; Dodonov, S. N.; Komarova, V. N.; Cherepashchuk, A. M.; Postnov, K. A. et al.; Lisenfeld, U.; Greiner, J.; Klose, S.; Hjorth, J.; Fynbo, J. P. U.; Pedersen, H.; Rol, E.; Fliri, J.; Feldt, M.; Feulner, G.; Andersen, M. I.; Jensen, B. L.; Pérez Ramirez, M. D.; Vrba, F. J.; Henden, A. A.; Israelian, G.; Tanvir, N. R.: On the constraining observations of the dark GRB 001109 and the properties of a z = 0.398 radio selected starburst galaxy contained in its error box. Astronomy & Astrophysics 424 (3), pp. 833 - 839 (2004)

Haberl, F.; Motch, C.; Zavlin, V. E.; Reinsch, K.; Gänsicke, B. T.; Cropper, M.; Schwope, A. D.; Turolla, R.; Zane, S.: The isolated neutron star X-ray pulsars RX J0420.0-5022 and RX J0806.4-4123: New X-ray and optical observations. Astronomy & Astrophysics 424 (2), pp. 635 - 645 (2004)

Hopkins, P. F.; Strauss, M. A.; Hall, P. B.; Richards, G. T.; Cooper, A. S.; Schneider, D. P.; Vanden Berk, D. E.; Jester, S.; Brinkmann, J.; Szokoly, G. P.: Dust reddening in Sloan Digital Sky Survey quasars. The Astronomical Journal 128 (3), pp. 1112 - 1123 (2004)

Mineo, T.; Cusumano, G.; Massaro, E.; Becker, W.; Nicastro, L.: Spectral and timing properties of the X-ray emission from the millisecond pulsar PSR B1821-24. Astronomy & Astrophysics 423 (3), pp. 1045 - 1050 (2004)