@book{34473,
	author = {Harland, David M. and SpringerLink (Online service)},
	title = {Cassini at Saturn},
	publisher = {Praxis,},
	year = {2007.},
	series = {Springer Praxis Books},
	address = {New York, NY :},
	url = {http://dx.doi.org/10.1007/978-0-387-73978-6}
}