X-Ray Spectroscopy in Astrophysics Lectures Held at the Astrophysics School X Organized by the European Astrophysics Doctoral Network (EADN) in Amsterdam, The Netherlands, September 22-October 3, 1997 - Paradijs, Jan van; Paradijs, Jan van; Bleeker, Johan A.M; Bleeker, Johan A.M (Springer Berlin Heidelberg : Imprint: Springer, 1999)