共 30 条
- [1] BAADSGAARD H, 1961, GEOL SOC AM BULL, V72, P689, DOI 10.1130/0016-7606(1961)72[689:PDOBFC]2.0.CO
- [2] 2
- [3] BECRAFT GE, 1963, 428 US GEOL SURV PRO
- [4] CHAPMAN RW, 1955, GEOL SOC AM BULL, V66, P607, DOI 10.1130/0016-7606(1955)66[607:ADOSRF]2.0.CO
- [5] 2
- [6] CROW EL, 1960, STATISTICS MANUAL
- [7] DOE BR, 1965, AM GEOPHYS UNION T, V46, P165
- [8] EVERNDEN JF, 1965, CURR ANTHROPOL, V6, P343
- [9] ISOTOPIC AGES FROM SOUTHWESTERN MONTANA [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1966, 71 (16): : 4029 - &
- [10] GILL JR, 1966, 393A US GEOL SURV PR