@misc{indiciaee973d90f5711,
  title = {Coal resource occurrence and coal development potential maps of the Erickson-Kent Ranch quadrangles, Sweetwater County, Wyoming},
  author = {Henry W. Roehler},
  year = {1978},
  doi = {10.3133/ofr7835},
  url = {https://pubs.usgs.gov/publication/ofr7835},
  note = {Source identifier: ofr7835}
}