00783nam a2200241Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d 3-540-53285-4 IIA Library 524.64(042.4) BLA Blandford, R. D. 17403 Active galactic nuclei R. D. Blandford, H. Netzer and L. Woltjer Berlin Springer-Verlag 1990 xii, 280p. Saas-Fee advanced course 20, lecture notes 1990 Active galactic nuclei 6209 Active galaxies 1285 Astronomy and astrophysics thesaurus Seyfert galaxies 15370 Netzer, H. 17404 Woltjer, L. 15310 BK 10241 10241 0 0 0 0 BAN BAN GEN 1991-11-18 1115.20 2 524.64(042.4)/ BLA 11151 2025-03-05 2024-07-15 1115.20 1991-11-18 BK Rs. 1115.20