TY  - RPRT
TI  - Reconnaissance drilling during 1977 in the Yampa coal field, Moffat and Routt counties, Colorado
AU  - Michael E. Brownfield
PY  - 1978
DO  - 10.3133/ofr78365
UR  - https://pubs.usgs.gov/publication/ofr78365
ID  - ofr78365
ER  -