@misc{indiciaec7389e45938a,
  title = {Preliminary geologic map of the southwest part of the Clifton quadrangle, Weston County, Wyoming},
  author = {N. P. Cuppels and F.R. Conwell},
  year = {1958},
  doi = {10.3133/mf180},
  url = {https://pubs.usgs.gov/publication/mf180},
  note = {Source identifier: mf180}
}