@misc{indiciae2f0e0be00548,
  title = {Geologic map of the Winslow 30’ × 60’ quadrangle, Coconino and Navajo Counties, northern Arizona},
  author = {George H. Billingsley and Debra L. Block and Margaret Hiza Redsteer},
  year = {2013},
  doi = {10.3133/sim3247},
  url = {https://pubs.usgs.gov/publication/sim3247},
  note = {Source identifier: sim3247}
}