@misc{indiciae62cde3d16865,
  title = {The Gillette coal field, northeastern Wyoming; The Minturn District and the northwestern part of the Gillette Field, Wyoming},
  author = {Carroll Edward Dobbin and V. H. Barnett and William Taylor Thom},
  year = {1928},
  doi = {10.3133/b796a},
  url = {https://pubs.usgs.gov/publication/b796A},
  note = {Source identifier: b796A}
}