共 20 条
- [1] RADIOACTIVE AGES OF MINERALS FROM THE BROWN DERBY MINE AND THE QUARTZ CREEK GRANITE NEAR GUNNISON, COLORADO [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1956, 61 (02): : 215 - 232
- [6] BIRCK JL, 1978, PHYS EARTH PLANET IN, V16, P10
- [7] ANION EXCHANGE SEPARATION OF CALCIUM + STRONTIUM [J]. ANALYTICAL CHEMISTRY, 1964, 36 (04) : 900 - &
- [8] GAST PW, 1970, GEOCHIM COSM SUPPL, V2, P1143