@book{29749,
	author = {Lampert, Carl, ed.},
	title = {Optical Materials Technology for Energy Efficiency and Solar Energy Conversion X},
	publisher = {SPIE},
	year = {1991},
	series = {Proceedings of SPIE; V. 1536},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1536}
}