@book{143979,
	author = {Eisenbud, Merril. and ebrary, Inc.},
	title = {Environmental radioactivity},
	publisher = {Academic Press,},
	year = {c1997.},
	address = {San Diego :},
	edition = {4th ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10178587}
}