@book{26635,
	author = {Hoover, Richard, ed.},
	title = {Instruments, Methods, and Missions for Astrobiology VI},
	publisher = {SPIE},
	year = {2003},
	series = {Proceedings of SPIE; V. 4939},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/4939}
}