TY  - RPRT
TI  - Isotopic equilibrium between shells and their environement.
AU  - W G Mook
AU  - J C Vogel
PY  - 1968
DO  - 10.1126/science.159.3817.874
UR  - https://pubmed.ncbi.nlm.nih.gov/5636327/
ID  - 5636327
ER  -