@misc{indiciae64690b819a5b,
  title = {Geology and geomorphology of the southwestern Moenkopi Plateau and southern Ward Terrace, Arizona},
  author = {George H. Billingsley},
  year = {1987},
  doi = {10.3133/b1672},
  url = {https://pubs.usgs.gov/publication/b1672},
  note = {Source identifier: b1672}
}