@book{26381,
	author = {Harding, Kevin, ed.},
	title = {Industrial Optical Sensing and Metrology: Applications and Integration},
	publisher = {SPIE},
	year = {1993},
	series = {Proceedings of SPIE; V. 2066},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/2066}
}