@book{30128,
	author = {Grover, Chander, ed.},
	title = {Optical Testing and Metrology III: Recent Advances in Industrial Optical Inspection},
	publisher = {SPIE},
	year = {1991},
	series = {Proceedings of SPIE; V. 1332},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1332}
}