@misc{indiciaee253d8aaacfd,
  title = {Preliminary geologic map of the Paradox quadrangle, Colorado},
  author = {C. F. Withington},
  year = {1955},
  doi = {10.3133/mf22},
  url = {https://pubs.usgs.gov/publication/mf22},
  note = {Source identifier: mf22}
}