000 00432nmm a2200145Ia 4500
008 230202s9999||||xx |||||||||||||||||und||
020 _a9783540475422
100 _aAage Sandqvist, Thomas P. Ray
245 0 _aCentral Activity in Galaxies
250 _a1993
260 _bSpringer Berlin Heidelberg
_c1993
440 _aLecture Notes in Physics
650 _aPhysics and Astronomy
856 _uhttps://doi.org/10.1007/3-540-56371-7
999 _c26889
_d26889