@book{33658,
	author = {Haskell, Barry, ed.},
	title = {Visual Communications and Image Processing '93},
	publisher = {SPIE},
	year = {1993},
	series = {Proceedings of SPIE; V. 2094},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/2094}
}