共 21 条
[11]
HUBBERT MK, 1962, 1000D NAT AC SCI NAT
[12]
HUBBERT MK, 1950, ENERGY FOSSIL FUELS, P171
[13]
HUBBERT MK, 1972, US ENERGY RESOURCES
[14]
MCKELVEY VE, 1961, DOMESTIC WORLD RESOU
[15]
MILLER BM, 725 US GEOL SURV CIR
[16]
THEOBALD PK, 650 US GEOL SURV CIR, P3
[17]
VONENGELHARDT W, 1976, BILD WISS, V11, P78
[18]
ZAPP AD, US GEOLOGICAL SURVEY, V1142
[19]
1979, CHEM ENG NEWS, V57, P24
[20]
1976, CHEM ENG NEWS, V52, P28