@book{24100,
	author = {Schwartz, Robert, ed.},
	title = {Ceramics and Inorganic Crystals for Optics, Electro-Optics, and Nonlinear Conversion},
	publisher = {SPIE},
	year = {1989},
	series = {Proceedings of SPIE; V. 0968},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0968}
}