@book{60650,
	author = {ebrary, Inc.},
	title = {Scientific rationale for mobility in planetary environments},
	publisher = {National Academy Press,},
	year = {1999.},
	series = {The compass series},
	address = {Washington, D.C. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10041014}
}