@misc{indiciaecde39d105e28,
  title = {Geography and geology of a portion of southwestern Wyoming with special reference to coal and oil},
  author = {A. C. Veatch},
  year = {1907},
  doi = {10.3133/pp56},
  url = {https://pubs.usgs.gov/publication/pp56},
  note = {Source identifier: pp56}
}