@book{95864,
	author = {Hoffmann, Nicolas, and Platen, Atelier. and Wirtschaftsuniversit�at Wien.},
	title = {Loyalty schemes in retailing :},
	publisher = {PL Academic Research,},
	year = {2013.},
	series = {Forschungsergebnisse der Wirtschaftsuniversit�at Wien,},
	address = {Frankfurt am Main, Germany :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10841837}
}