@book{24411,
	author = {Melugin, Ramsey, ed.},
	title = {Cryogenic Optical Systems and Instruments I},
	publisher = {SPIE},
	year = {1985},
	series = {Proceedings of SPIE; V. 0509},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0509}
}