@book{32235,
	author = {Yu, Liandong, ed.},
	title = {Seventh International Symposium on Precision Mechanical Measurements},
	publisher = {SPIE},
	year = {2016},
	series = {Proceedings of SPIE; V. 9903},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/9903}
}