@misc{indiciaed1a2504fab0d,
  title = {Aeromagnetic map of parts of the Phoenix, Mesa, Camelback and New River SE quadrangles, Maricopa County, Arizona},
  author = {W.J. Dempsey and M. E. Hill},
  year = {1963},
  doi = {10.3133/gp420},
  url = {https://pubs.usgs.gov/publication/gp420},
  note = {Source identifier: gp420}
}