@misc{indiciaeb2aa88c1b0c4,
  title = {Geologic map of the Horse Peak quadrangle, Carbon and Natrona Counties, Wyoming},
  author = {E.N. Harshman},
  year = {1964},
  doi = {10.3133/ofr6467},
  url = {https://pubs.usgs.gov/publication/ofr6467},
  note = {Source identifier: ofr6467}
}