@book{23305,
	author = {Breakwell, John, ed.},
	title = {Advances in Optical Structure Systems},
	publisher = {SPIE},
	year = {1990},
	series = {Proceedings of SPIE; V. 1303},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1303}
}