MAP20080046613 Keefe, Ryan The Benefits and costs of new fuels and engines for light-duty vehicles in the United States / Ryan Keefe, James P. Griffin, John D. Graham En: Risk analysis : an international journal. - McLean, Virginia : Society for Risk Analysis, 1987-2015 = ISSN 0272-4332. - 01/10/2008 Tomo 28 Número 5 - 2008 I. Griffin, James P. . II. Graham, John D. . III. Título.