@misc{indiciaefaf2e2d34a6d,
  title = {Electrical-analog analysis of the hydrologic system, Tucson basin, southeastern Arizona},
  author = {T. W. Anderson},
  year = {1972},
  doi = {10.3133/wsp1939c},
  url = {https://pubs.usgs.gov/publication/wsp1939C},
  note = {Source identifier: wsp1939C}
}