@misc{indiciae9bbce1fa3aa8,
  title = {Photogeologic map, Elk Ridge-11 quadrangle, San Juan County, Utah},
  author = {John Calvin Reed},
  year = {1955},
  doi = {10.3133/ofr55146},
  url = {https://pubs.usgs.gov/publication/ofr55146},
  note = {Source identifier: ofr55146}
}