@misc{indiciaebf0bb4ce46dd,
  title = {Geology of the Klondyke quadrangle, Graham and Pinal Counties, Arizona},
  author = {Frank S. Simons},
  year = {1964},
  doi = {10.3133/pp461},
  url = {https://pubs.usgs.gov/publication/pp461},
  note = {Source identifier: pp461}
}