@misc{indiciae250466d56048,
  title = {Photogeologic map, Elk Ridge-4 quadrangle, San Juan County, Utah},
  author = {J.S. Detterman and J.N. Platt},
  year = {1955},
  doi = {10.3133/tem844},
  url = {https://pubs.usgs.gov/publication/tem844},
  note = {Source identifier: tem844}
}