@misc{indiciae19772c21e09e,
  title = {The Papago country, Arizona: A geographic, geologic, and hydrologic reconnaissance, with a guide to desert watering places},
  author = {Kirk Bryan},
  year = {1925},
  doi = {10.3133/wsp499},
  url = {https://pubs.usgs.gov/publication/wsp499},
  note = {Source identifier: wsp499}
}