TY  - RPRT
TI  - Thorium investigations, 1950-52, Wet Mountains, Colorado
AU  - Robert Adam Christman
AU  - A. M. Heyman
AU  - L. F. Dellwig
AU  - G. B. Gott
PY  - 1953
DO  - 10.3133/cir290
UR  - https://pubs.usgs.gov/publication/cir290
ID  - cir290
ER  -