@misc{indiciae8bcee562c5d6,
  title = {Photogeologic map of the Tidwell-11 quadrangle, Emery County, Utah},
  author = {A. B. Olson},
  year = {1956},
  doi = {10.3133/i227},
  url = {https://pubs.usgs.gov/publication/i227},
  note = {Source identifier: i227}
}