@book{24392,
	author = {Sanger, Gregory, ed.},
	title = {Contemporary Methods of Optical Manufacturing and Testing},
	publisher = {SPIE},
	year = {1983},
	series = {Proceedings of SPIE; V. 0433},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0433}
}