@BOOK{NAP9654, title = "Atmospheric Change and the North American Transportation Sector: Summary of a Trilateral Workshop", doi = "10.17226/9654", url = "https://nap.nationalacademies.org/catalog/9654/atmospheric-change-and-the-north-american-transportation-sector-summary-of", year = 1998, publisher = "The National Academies Press", address = "Washington, DC" }