@misc{indiciaec182c53e3cd9,
  title = {Geologic and structure map of the West Salt Creek oil field, Natrona County, Wyoming},
  author = {George Henry Horn},
  year = {1959},
  doi = {10.3133/ofr5960},
  url = {https://pubs.usgs.gov/publication/ofr5960},
  note = {Source identifier: ofr5960}
}