@book{27248,
	author = {Cassisi, Santi. and Salaris, Maurizio. and ebrary, Inc.},
	title = {Old stellar populations},
	publisher = {Wiley-VCH,},
	year = {c2013.},
	series = {Physics textbook},
	address = {Weinheim, Germany :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10716675}
}