@book{23412,
	author = {Henry, Daniel, ed.},
	title = {Airborne Intelligence, Surveillance, Reconnaissance (ISR) Systems and Applications IV},
	publisher = {SPIE},
	year = {2007},
	series = {Proceedings of SPIE; V. 6546},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6546}
}