@misc{indiciae6021787323b5,
  title = {Geology and ground-water conditions in the Gila Bend Indian Reservation, Maricopa County, Arizona},
  author = {L.A. Heindl and C. A. Armstrong},
  year = {1963},
  doi = {10.3133/wsp1647a},
  url = {https://pubs.usgs.gov/publication/wsp1647A},
  note = {Source identifier: wsp1647A}
}