@book{33885,
	author = {Gorenstein, Paul, ed.},
	title = {X-Ray Optics for Astronomy: Telescopes, Multilayers, Spectrometers, and Missions},
	publisher = {SPIE},
	year = {2002},
	series = {Proceedings of SPIE; V. 4496},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/4496}
}