TY  - RPRT
TI  - Contributions to economic geology, 1920, Part II, Mineral fuels--The Mule Creek oil field, Wyoming
AU  - E.T. Hancock
PY  - 1921
DO  - 10.3133/b716c
UR  - https://pubs.usgs.gov/publication/b716C
ID  - b716C
ER  -