@misc{indiciaeb3289bd42794,
  title = {Coal resource occurrence and coal development potential maps of the Mitchell Draw Quadrangle, Johnson County, Wyoming},
  author = {IntraSearch Inc.},
  year = {1979},
  doi = {10.3133/ofr79170},
  url = {https://pubs.usgs.gov/publication/ofr79170},
  note = {Source identifier: ofr79170}
}