@book{233512,
	author = {National Research Council (U.S.).},
	title = {Measuring transportation network performance /},
	publisher = {Transportation Research Board,},
	year = {2010.},
	series = {NCHRP report,},
	address = {Washington, D.C. :},
	note = {At head of title: National Cooperative Highway Research Program.},
	url = {http://onlinepubs.trb.org/onlinepubs/nchrp/nchrp_rpt_664.pdf}
}