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Frontiers Of Space And Ground-Based Astronomy: The Astrophysics of the 21st Century - Astrophysics and Space Science Library Wamsteker 1994 edition
Frontiers Of Space And Ground-Based Astronomy: The Astrophysics of the 21st Century - Astrophysics and Space Science Library
Wamsteker
Introduction The extragalactic X-ray background (XRB), discovered about 30 years ago, has been studied extensively with many X-ray experiments, in particular with the satel lites HEAO I and II (see ego Boldt 1987) and with ROSAT (e.
750 pages, 30 black & white tables, biography