@book{33886,
	author = {Hoover, Richard, ed.},
	title = {X-Ray Optics, Instruments, and Missions},
	publisher = {SPIE},
	year = {1998},
	series = {Proceedings of SPIE; V. 3444},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3444}
}