@misc{indiciae59837f8c0ca8,
  title = {Mineral resource potential of the Silver City 1° x 2° quadrangle, New Mexico-Arizona: Map A, geologic map},
  author = {Donald H. Richter and William N. Sharp},
  year = {1984},
  doi = {10.3133/ofr84629a},
  url = {https://pubs.usgs.gov/publication/ofr84629A},
  note = {Source identifier: ofr84629A}
}