@misc{indiciae499ca5b831ba,
  title = {Photogeologic maps of the Carlisle 1, 8, 9 and 16 quadrangles, San Juan County, Utah},
  author = {Gene Edward Tolbert},
  year = {1952},
  doi = {10.3133/ofr52155},
  url = {https://pubs.usgs.gov/publication/ofr52155},
  note = {Source identifier: ofr52155}
}