@misc{indiciae4e84846a1ab6,
  title = {Geology of the Pinal Ranch quadrangle, Arizona},
  author = {N. P. Peterson},
  year = {1963},
  doi = {10.3133/b1141h},
  url = {https://pubs.usgs.gov/publication/b1141H},
  note = {Source identifier: b1141H}
}