@misc{indiciae64e20c415f58,
  title = {A gold-platinum-palladium lode in southern Nevada},
  author = {Adolph Knopf},
  year = {1916},
  doi = {10.3133/b620a},
  url = {https://pubs.usgs.gov/publication/b620A},
  note = {Source identifier: b620A}
}