@book{62807,
	author = {Kac, Mark. and Rota, Gian-Carlo, and ebrary, Inc.},
	title = {Discrete thoughts},
	publisher = {Birkh�auser,},
	year = {c2008.},
	series = {Modern Birkh�auser classics},
	address = {Boston :},
	edition = {Rev. and corr. ed. /},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10313469}
}