@misc{indiciaef2abcff47dc6,
  title = {Routes to desert watering places in the lower Gila Region, Arizona},
  author = {Clyde Polhemus Ross and Oscar Edward Meinzer},
  year = {1922},
  doi = {10.3133/wsp490c},
  url = {https://pubs.usgs.gov/publication/wsp490C},
  note = {Source identifier: wsp490C}
}