@book{33489,
	author = {DeMund, Chuck, ed.},
	title = {Underwater Photo-Optical Instrumentation Applications II},
	publisher = {SPIE},
	year = {1968},
	series = {Proceedings of SPIE; V. 0012},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0012}
}