@book{23294,
	author = {Pape, Dennis, ed.},
	title = {Advances in Optical Information Processing IV},
	publisher = {SPIE},
	year = {1990},
	series = {Proceedings of SPIE; V. 1296},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1296}
}