@misc{indiciae88212b79ba3f,
  title = {Preliminary geologic map of the Elk Ridge 1 SW quadrangle, San Juan County, Utah},
  author = {R.Q. Lewis and R. H. Campbell},
  year = {1959},
  doi = {10.3133/mf200},
  url = {https://pubs.usgs.gov/publication/mf200},
  note = {Source identifier: mf200}
}