@book{32982,
	author = {Hockey, Thomas. and Trimble, Virginia. and SpringerLink (Online service)},
	title = {The Biographical Encyclopedia of Astronomers},
	publisher = {Springer New York,},
	year = {2007.},
	address = {New York, NY :},
	url = {http://dx.doi.org/10.1007/978-0-387-30400-7}
}