@book{30040,
	author = {Sasián, José, ed.},
	title = {Optical System Alignment, Tolerancing, and Verification IX},
	publisher = {SPIE},
	year = {2015},
	series = {Proceedings of SPIE; V. 9582},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/9582}
}