@misc{indiciaeeac6d0dfbd03,
  title = {Photogeologic map of the Carlisle-1 quadrangle, San Juan County, Utah},
  author = {G.E. Tolbert},
  year = {1956},
  doi = {10.3133/i180},
  url = {https://pubs.usgs.gov/publication/i180},
  note = {Source identifier: i180}
}