TY - RPRT TI - Coal resource occurrence and coal development potential maps of the Cactus Reservoir Quadrangle, Rio Blanco and Moffat counties, Colorado AU - AAA Engineering and Drafting Inc. PY - 1980 DO - 10.3133/ofr791416 UR - https://pubs.usgs.gov/publication/ofr791416 ID - ofr791416 ER -