@book{22715,
	author = {Ivchenko, Vasily, ed.},
	title = {23rd European Meeting on Atmospheric Studies by Optical Methods},
	publisher = {SPIE},
	year = {1997},
	series = {Proceedings of SPIE; V. 3237},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3237}
}