@misc{indiciae391c93abdbae,
  title = {Photogeologic map of the Coach Creek NE quadrangle, Grand County, Utah, and Mesa County, Colorado},
  author = {R.J. Hackman},
  year = {1959},
  doi = {10.3133/i279},
  url = {https://pubs.usgs.gov/publication/i279},
  note = {Source identifier: i279}
}