TY  - RPRT
TI  - Geologic map of the Pioneer district, Powell County, Montana
AU  - Jeffrey S. Loen
AU  - Michael R. Waters
PY  - 1988
DO  - 10.3133/ofr87346
UR  - https://pubs.usgs.gov/publication/ofr87346
ID  - ofr87346
ER  -