@misc{indiciae524d1c6ee2a7,
  title = {Coal resource occurrence and coal development potential maps of the Rough Gulch Quadrangle, Rio Blanco and Moffat counties, Colorado},
  author = {AAA Engineering and Drafting Inc.},
  year = {1979},
  doi = {10.3133/ofr79194},
  url = {https://pubs.usgs.gov/publication/ofr79194},
  note = {Source identifier: ofr79194}
}