Henry, J. P.; Gioia, I. M.; Böhringer, H.; Bower, R. G.; Briel, U. G.; Hasinger, G. H.; Aragon-Salamanca, A.; Castander, F. J.; Ellis, R. S.; Huchra, J. P. et al.; Burg, R.; McLean, B.: RX J1759.4+6638: an x-ray selected quasar at a redshift of 4.320. The Astronomical Journal 107 (4), pp. 1270 - 1273 (1994)

Berghöfer, T. W.; Schmitt, J. H. M. M.: A long-term X-ray variability study of the O-type stars σ Orionis and ζ Orionis. Astronomy & Astrophysics 290, pp. 435 - 442 (1994)

Beuermann, K.; Brandt, S.; Pietsch, W.: SN 1987A: emergence of the soft x-ray source. Astronomy & Astrophysics 281, pp. L45 - L48 (1994)

Böhringer, H.: Galaxiehaufen und kosmologische Forschung. Physik in unserer Zeit 25 (3), pp. 114 - 120 (1994)

Böhringer, H.: ROSAT-Beobachtungen an Galaxiehaufen. Astronomie + Raumfahrt 31 (24), pp. 8 - 9 (1994)

Fox, D. C.; Linsky, J. L.; Veale, A.; Dempsey, R. C.; Brown, A.; Neff, J. E.; Pagano, I.; Rodono, M.; Bromage, G. E.; Kürster, M. et al.; Schmitt, J. H. M. M.: Rotational modulation and flares on RS Canum Venaticorum and BY Draconis stars XVIII. Coordinated VLA, ROSAT, and IUE observations of RS CVn binaries. Astronomy & Astrophysics 284, pp. 91 - 104 (1994)

Geppert, U.; Urpin, V.: Accretion-driven magentic field decay in neutron stars. Monthly Notices of the Royal Astronomical Society 271, pp. 490 - 498 (1994)

Hurley, K.; Dingus, B. L.; Mukherjee, R.; Sreekumar, P.; Kouveliotou, C.; Meegan, C.; Fishman, G. J.; Band, D.; Ford, L.; Bertsch, D. et al.; Cline, T.; Fichtel, C.; Hartman, R.; Hunter, S.; Thompson, D. J.; Kanbach, G.; Mayer-Hasselwander, H.; von Montigny, C.; Sommer, M.; Lin, Y.; Nolan, P.; Michelson, P.; Kniffen, D.; Mattox, J.; Schneid, E.; Boer, M.; Niel, M.: Detection of a γ-ray burst of very long duration and very high energy. Nature 372, pp. 652 - 654 (1994)

Krautter, J.; Alcalá, J. M.; Wichmann, R.; Neuhäuser, R.; Schmitt, J. H. M. M.: ROSAT observations of star forming regions. Revista Mexicana de Astronomia y Astrofisica 29, pp. 41 - 53 (1994)

Hoshi, R.; Asaoka, I.: Model spectra for GX 17+2 in the flaring and horizontal branchees. Publications of the Astronomical Society of Japan 45, pp. 567 - 572 (1993)

Polcaro, V. F.; Brinkmann, W.; Giovannelli, F.; Manchanda, R. K.; Norci, L.; Persi, P.; Rossi, C.: High energy gamma ray emission from open clusters. Astronomy & Astrophysics Supplement Series 97, p. 139 - 139 (1993)

Stephan, K.-H.; Bräuninger, H.; Reppin, C.; Maier, H. J.; Friscke, D.; Krumrey, M.; Müller, P.: Optical filter for x-ray astronomy CCDs. Nuclear Instruments & Methods in Physics Research Section A 334, pp. 229 - 233 (1993)

Yamauchi, S.; Ueno, S.; Koyama, K.; Nomoto, S.; Hayashida, K.; Tsunemi, H.; Asaoka, I.: X-ray spectrum and structure of the supernova remnant RX 04591+5147. Publications of the Astronomical Society of Japan 45, pp. 795 - 800 (1993)

Ajello, M.; Greiner, J.; Küpcü Yoldas, A.; Tueller, J.; Barthelmy, S.; Markwardt, C.; Kennea, J. A.; Falcone, A.; Godet, O.; Grupe, D. et al.; Mushotsky, R.; Belloni, T.; Mukai, K.; Holland, S. T.; Gehrels, N.: SWIFT/BAT detection of SWIFT J1009.3-4250: a probable compton-thick object.

Grebenev, S.A.; Bird, A.J.; Molkov, S.V.; Soldi, S.; Kretschmar, P.; Diehl, R.; Budz-Joergensen, C.; McBreen, B.: IGR J16493-4348 - a radiopulsar or a new X-ray binary.

Pietsch, W.; Burwitz, V.; Stoss, R.; Sanchez, S.: Possible nova in M31.

Reig, P.; Hatzidimitriou, D.; Manousakis, A.; Pietsch, W.; Papamastorakis, G.: Optical spectra of the M31 optical transient.

Sasaki, M.; Pietsch, W.; Haberl, F.; Gaetz, T.J.; Ghavamian, P.; Long, K.S.; Pannuti, T.G.; Plucinsky, P.P.: Eclips ingress and egress of the M33 HMXRB X-7 resolved by Chandra.

Turler, M.; Cadolle Bel, M.; Diehl, R.; Westergaard, N.-J.; McBreen, B.; Williams, O.R.; Grebenev, S.A.; Lutovinov, A.: New X-ray transient IGR J17269-4737 discovered with INTEGRAL.

Vasconcellos, C. A. Z.; Hess, P. O.; Boller, T.: New phenomena and new states of matter in the Universe. World Scientific, Singapore [u.a.] (2023), 376 pp.