@misc{indiciaecd20a5e0a4b9,
  title = {Photogeologic map of the Aneth-3 quadrangle, San Juan County, Utah},
  author = {R.J. Hackman},
  year = {1955},
  doi = {10.3133/i92},
  url = {https://pubs.usgs.gov/publication/i92},
  note = {Source identifier: i92}
}