@book{22589,
	author = {Glass, Alexander, ed.},
	title = {18th Congress of the International Commission for Optics},
	publisher = {SPIE},
	year = {1999},
	series = {Proceedings of SPIE; V. 3749},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3749}
}