TY  - RPRT
TI  - Theoretical effect of diffusion on isotopic abundance ratios in rocks and associated fluids
AU  - F. E. Senftle
AU  - J. T. Bracken
PY  - 1954
DO  - 10.3133/tei418
UR  - https://pubs.usgs.gov/publication/tei418
ID  - tei418
ER  -