@book{29108,
	author = {Diaz, Aaron, ed.},
	title = {Nonintrusive Inspection, Structures Monitoring, and Smart Systems for Homeland Security},
	publisher = {SPIE},
	year = {2006},
	series = {Proceedings of SPIE; V. 6178},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6178}
}