@book{32850,
	author = {Cohen, Lester, ed.},
	title = {Structural Mechanics of Optical Systems I},
	publisher = {SPIE},
	year = {1984},
	series = {Proceedings of SPIE; V. 0450},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0450}
}