@book{30715,
	author = {Doty, F. Patrick, ed.},
	title = {Penetrating Radiation Systems and Applications VI},
	publisher = {SPIE},
	year = {2004},
	series = {Proceedings of SPIE; V. 5541},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/5541}
}