@misc{indiciae9ddd6e6fa16f,
  title = {Mineral resource assessment of the Ajo and Lukeville 1° by 2° quadrangles, Arizona},
  author = {J.A. Peterson and D. P. Cox and Floyd Gray},
  year = {1985},
  doi = {10.3133/ofr85527},
  url = {https://pubs.usgs.gov/publication/ofr85527},
  note = {Source identifier: ofr85527}
}