@misc{indiciae2135fc51f8b3,
  title = {Geologic Map of Pipe Spring National Monument and the Western Kaibab-Paiute Indian Reservation, Mohave County, Arizona},
  author = {George H. Billingsley and Susan S. Priest and Tracey J. Felger},
  year = {2004},
  doi = {10.3133/sim2863},
  url = {https://pubs.usgs.gov/publication/sim2863},
  note = {Source identifier: sim2863}
}