@misc{indiciaef838df4adfeb,
  title = {Preliminary geologic map of the Calamity Mesa quadrangle, Colorado},
  author = {Fred W. Cater},
  year = {1955},
  doi = {10.3133/mf32},
  url = {https://pubs.usgs.gov/publication/mf32},
  note = {Source identifier: mf32}
}