TY - BOOK ID - 127893733 TI - Physics of active galactic nuclei AU - Duschl, Wolfgang J. AU - Wagner, Stephan J. PY - 1992 SN - 3540555544 PB - Berlin : Springer, DB - UniCat KW - Active galaxies KW - Galactic nuclei KW - Congresses. KW - Congresses. UR - https://www.unicat.be/uniCat?func=search&query=sysid:127893733 AB - ER -