@book{26396,
	author = {Schwartz, Robert, ed.},
	title = {Infrared and Optical Transmitting Materials},
	publisher = {SPIE},
	year = {1986},
	series = {Proceedings of SPIE; V. 0683},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0683}
}