@misc{indiciaef99d125b8a80,
  title = {Mineral resource potential of the Silver City 1° x 2° quadrangle, New Mexico-Arizona; Map M - Area in which resource potentials are designated; area in which no resource potential is designated},
  author = {Donald H. Richter and William N. Sharp},
  year = {1984},
  doi = {10.3133/ofr84629m},
  url = {https://pubs.usgs.gov/publication/ofr84629M},
  note = {Source identifier: ofr84629M}
}