TY  - RPRT
TI  - Plan for hydrologic study of an area to be surface mined for coal in northwestern Colorado
AU  - Robert S. Williams
AU  - Nancy E. Driver
PY  - 1982
DO  - 10.3133/ofr82874
UR  - https://pubs.usgs.gov/publication/ofr82874
ID  - ofr82874
ER  -