@misc{indiciaee484740f41d5,
  title = {Preliminary geologic map of the Clay Hills 2 NW quadrangle, San Juan County, Utah},
  author = {Thomas E. Mullens},
  year = {1957},
  doi = {10.3133/tem1001},
  url = {https://pubs.usgs.gov/publication/tem1001},
  note = {Source identifier: tem1001}
}