TY  - RPRT
TI  - A geographic information system data base for coal and water resources of the Powder River coal region, southeastern Montana
AU  - M. R. Cannon
PY  - 1990
DO  - 10.3133/ofr90568
UR  - https://pubs.usgs.gov/publication/ofr90568
ID  - ofr90568
ER  -