@misc{indiciae42909bf0cc49,
  title = {Coal resource occurrence and coal development potential maps of the King Mountain quadrangle, Powder River and Rosebud Counties, Montana},
  author = {Colorado School of Mines},
  year = {1979},
  doi = {10.3133/ofr7992},
  url = {https://pubs.usgs.gov/publication/ofr7992},
  note = {Source identifier: ofr7992}
}