@misc{indiciae7b6f322b8910,
  title = {Preliminary geologic map of the Elk Ridge 4 NW Quadrangle, San Juan County, Utah},
  author = {R.Q. Lewis and R. H. Campbell},
  year = {1958},
  doi = {10.3133/tem1023},
  url = {https://pubs.usgs.gov/publication/tem1023},
  note = {Source identifier: tem1023}
}