@book{454306,
	author = {Saaty, Thomas L. and Vargas, Luis G..},
	title = {Decision making with the analytic network process},
	publisher = {Springer Science+Business Media, LLC,},
	year = {2006.},
	series = {International series in operations research & management science,},
	address = {Boston, MA :},
	url = {http://dx.doi.org/10.1007/0-387-33987-6}
}