@book{29978,
	author = {Jaroszewicz, Zbigniew, ed.},
	title = {Optical Security and Safety},
	publisher = {SPIE},
	year = {2004},
	series = {Proceedings of SPIE; V. 5566},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/5566}
}