TY  - RPRT
TI  - A list of references on lead isotope geochemistry, 1967-1969 (with an addendum to the list through 1966)
AU  - Bruce R. Doe
PY  - 1971
DO  - 10.3133/ofr7189
UR  - https://pubs.usgs.gov/publication/ofr7189
ID  - ofr7189
ER  -