TY  - RPRT
TI  - Review of platinum-group metal geochemistry and the major occurrences in the world
AU  - Norman J. Page
AU  - Robert R. Carlson
PY  - 1980
DO  - 10.3133/ofr8090
UR  - https://pubs.usgs.gov/publication/ofr8090
ID  - ofr8090
ER  -