@book{33208,
	author = {Ellison, Michael, ed.},
	title = {Thin-Film Coatings for Optical Applications IV},
	publisher = {SPIE},
	year = {2007},
	series = {Proceedings of SPIE; V. 6674},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6674}
}