@misc{indiciae5aa55524925a,
  title = {Geologic map of the Topopah Spring NW quadrangle, Nye County, Nevada},
  author = {Robert L. Christiansen and Peter W. Lipman},
  year = {1964},
  doi = {10.3133/ofr6435},
  url = {https://pubs.usgs.gov/publication/ofr6435},
  note = {Source identifier: ofr6435}
}