@book{67715,
	author = {Guiasu, Silviu. and ebrary, Inc.},
	title = {Probabilistic models in operations research},
	publisher = {Nova Science Publishers,},
	year = {c2009.},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10660422}
}