TY  - RPRT
TI  - The U.S. Geological Survey Coal Hydrology Program and the potential of hydrologic models for impact assessments
AU  - W. Harry Doyle
PY  - 1981
DO  - 10.3133/ofr81542
UR  - https://pubs.usgs.gov/publication/ofr81542
ID  - ofr81542
ER  -