@misc{indiciae1830218a9758,
  title = {Preliminary geologic map of the Ferris quadrangle, Carbon County, Wyoming},
  author = {Robert L. Rioux and Mortimer H. Staatz},
  year = {1972},
  doi = {10.3133/ofr72314},
  url = {https://pubs.usgs.gov/publication/ofr72314},
  note = {Source identifier: ofr72314}
}