AGN and X-Ray background proceedings of the 23rd ESLAB symposium on two topics in X-Ray astronomy, vol. 2, held in Bologna, Italy, 13-20 Sept 1989
AGN and X-Ray background proceedings of the 23rd ESLAB symposium on two topics in X-Ray astronomy, vol. 2, held in Bologna, Italy, 13-20 Sept 1989
edited by J. Hunt and B. Battrick
- France European Space Agency 1989
- vi, 707-1143p.
- ESA SP-296; v. 2 .
92-9092-026-2
Active galactic nuclei
Astronomy and astrophysics thesaurus
X-ray astronomy
524.64-735(082.1) / ESA-2
92-9092-026-2
Active galactic nuclei
Astronomy and astrophysics thesaurus
X-ray astronomy
524.64-735(082.1) / ESA-2