@book{23041,
	author = {Laycock, Leslie, ed.},
	title = {Advanced Free-Space Optical Communication Techniques and Applications II},
	publisher = {SPIE},
	year = {2017},
	series = {Proceedings of SPIE; V. 9991},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/9991}
}