@misc{indiciae3e9238dc62aa,
  title = {Coal resource occurrence and coal development potential maps of the Miller Creek NW Quadrangle, Rosebud and Custer counties, Montana},
  author = {Colorado School of Mines Research Institute},
  year = {1978},
  doi = {10.3133/ofr78637},
  url = {https://pubs.usgs.gov/publication/ofr78637},
  note = {Source identifier: ofr78637}
}