@misc{indiciaee37714a962a3,
  title = {Photogeologic map of the Mount Peale-13 quadrangle, San Juan County, Utah},
  author = {G.E. Tolbert},
  year = {1957},
  doi = {10.3133/i242},
  url = {https://pubs.usgs.gov/publication/i242},
  note = {Source identifier: i242}
}