@book{24625,
	author = {Zirkind, Ralph, ed.},
	title = {Developments in Electronic Imaging Techniques II},
	publisher = {SPIE},
	year = {1973},
	series = {Proceedings of SPIE; V. 0032},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0032}
}