@book{32449,
	author = {Barbe, David, ed.},
	title = {Smart Sensors II},
	publisher = {SPIE},
	year = {1980},
	series = {Proceedings of SPIE; V. 0252},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0252}
}