@misc{indiciae1cd91fdcea29,
  title = {Photogeologic map of the White Canyon-7 quadrangle, San Juan County, Utah},
  author = {P. P. Orkild},
  year = {1956},
  doi = {10.3133/i163},
  url = {https://pubs.usgs.gov/publication/i163},
  note = {Source identifier: i163}
}