共 17 条
[11]
LOKEY D, 1979, 72ND P ANN M AIR POL
[12]
MILLER JE, 1982, ANL8185 RAD ENV RE 3
[14]
RAY AA, 1982, SAS USERS GUIDE
[15]
REAGAN JA, 1982, 1982 P S EFF AIR POL, P172
[16]
1978, EPA450278052 OFF AIR
[17]
1982, STATISTICAL ABSTRACT, P665