@misc{indiciaee6f845739aa7,
  title = {Structure and stratigraphy of the central, northern, and eastern parts of the Tucson Basin, Arizona},
  author = {E.F. Pashley},
  year = {1966},
  doi = {10.3133/ofr6695},
  url = {https://pubs.usgs.gov/publication/ofr6695},
  note = {Source identifier: ofr6695}
}