@book{30295,
	author = {Meyer, George, ed.},
	title = {Optics in Agriculture, Forestry, and Biological Processing II},
	publisher = {SPIE},
	year = {1996},
	series = {Proceedings of SPIE; V. 2907},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/2907}
}