@article { 43,
	title = {Regulating Transportation Emissions},
	journal = {S. Farrow Rx for Regulation, Pittsburgh: Center for the Study \& Improvement of Regulation, Carnegie Mellon University},
	year = {2001},
	url = {/files/tkg/files/43.keith_.2001.regulatingtransport.s.pdf},
	author = {David Keith and Alex Farrell}
}
