@misc{indiciae75caaad67472,
  title = {Memorandum on geologic reconnaissance of six sites for water wells, western part of Navajo Counties, Arizona},
  author = {H.A. Whitcomb and C.A. Repenning},
  year = {1950},
  doi = {10.3133/ofr50108},
  url = {https://pubs.usgs.gov/publication/ofr50108},
  note = {Source identifier: ofr50108}
}