000 00568nam a2200169Ia 4500
008 160615s9999 xx 000 0 und d
100 _aMPE CONFERENCE (1991
245 _a"X-ray emission from active galactic nuclei and the cosmic x-ray background. Proceedings of a conference held at Max Planck institut fur extraterrestrische Physik,Garching,November 4-8, 1991"
260 _aGermany
260 _bMax Planck Institut
260 _c1992
300 _aPbk.ix p. + 420
440 _aMPE REPORT 235
942 _cBooks
999 _c21513
_d21513