@book{27074,
	author = {Gu, Bo, ed.},
	title = {Laser 3D Manufacturing VII},
	publisher = {SPIE},
	year = {2020},
	series = {Proceedings of SPIE; V. 11271},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/11271}
}