@book{29643,
	author = {Files, Victor, ed.},
	title = {Optical Hard Copy and Printing Systems},
	publisher = {SPIE},
	year = {1990},
	series = {Proceedings of SPIE; V. 1254},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1254}
}