TY  - RPRT
TI  - Coal resource occurrence and coal development potential maps of the Quietus Quadrangle, Big Horn and Powder River counties, Montana
AU  - William Craven Culbertson
AU  - L. N. Robinson
PY  - 1978
DO  - 10.3133/ofr78654
UR  - https://pubs.usgs.gov/publication/ofr78654
ID  - ofr78654
ER  -