@book{27253,
	author = {Schreiber, Ulrich, ed.},
	title = {Laser Radar Ranging and Atmospheric Lidar Techniques},
	publisher = {SPIE},
	year = {1997},
	series = {Proceedings of SPIE; V. 3218},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3218}
}