@book{29963,
	author = {Holmes, Dale, ed.},
	title = {Optical Resonators},
	publisher = {SPIE},
	year = {1990},
	series = {Proceedings of SPIE; V. 1224},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1224}
}