@book{25481,
	author = {Kawanishi, Tetsuya, ed.},
	title = {Fourth International Conference on Photonics Solutions (ICPS2019)},
	publisher = {SPIE},
	year = {2020},
	series = {Proceedings of SPIE; V. 11331},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/11331}
}