@book{27749,
	author = {Cheo, Peter, ed.},
	title = {Manufacturing Applications of Lasers},
	publisher = {SPIE},
	year = {1986},
	series = {Proceedings of SPIE; V. 0621},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0621}
}