TY  - RPRT
TI  - Coal resources and Cenozoic geology of the Girard coal field, Richland County, Montana
AU  - George Edwards Prichard
AU  - Edwin R. Landis
PY  - 1975
DO  - 10.3133/b1310
UR  - https://pubs.usgs.gov/publication/b1310
ID  - b1310
ER  -