共 27 条
[21]
Metcalf GE, 2008, ENERG J, V29, P1
[22]
Pasurka C., 2003, CHANGES EMISSIONS US
[23]
Rose A, 1999, HANDBOOK OF ENVIRONMENTAL AND RESOURCE ECONOMICS, P1164
[25]
*US BUR CENS, 2000, EC97XC53 US CENS BUR
[26]
*US BUR CENS, 1974, MA200741 US CENS BUR
[27]
*US EPA, 1998, EPA454R98008 OFF AIR