@misc{indiciae48a500301112,
  title = {Preliminary geologic map of the Uravan quadrangle, Colorado},
  author = {Fred W. Cater and E. J. McKay},
  year = {1955},
  doi = {10.3133/mf24},
  url = {https://pubs.usgs.gov/publication/mf24},
  note = {Source identifier: mf24}
}