@misc{indiciae9934b6131d13,
  title = {Photogeologic maps of the Elk Ridge 1 and 8 quadrangles, Utah},
  author = {Robert J. Hackman},
  year = {1952},
  doi = {10.3133/ofr5260},
  url = {https://pubs.usgs.gov/publication/ofr5260},
  note = {Source identifier: ofr5260}
}