@book{59323,
	author = {Morlok, Franziska. and Beckmann, Till. and ebrary, Inc.},
	title = {Extra},
	publisher = {Birkh�auser,},
	year = {c2009.},
	address = {Basel ;},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10677804}
}