TY - BOOK AU - Gorenstein, Paul, ed. TI - X-Ray Optics for Astronomy: Telescopes, Multilayers, Spectrometers, and Missions T2 - Proceedings of SPIE; V. 4496 SN - 9780819442109 (Print) PY - 2002/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/4496 ER -