@book{23441,
	author = {Fishell, Wallace, ed.},
	title = {Airborne Reconnaissance XVIII},
	publisher = {SPIE},
	year = {1994},
	series = {Proceedings of SPIE; V. 2272},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/2272}
}