@book{29363,
	author = {Liu, Hua-Kuang, ed.},
	title = {Optical and Digital Pattern Recognition},
	publisher = {SPIE},
	year = {1987},
	series = {Proceedings of SPIE; V. 0754},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0754}
}