@misc{indiciae7a992b17f44a,
  title = {Geologic map of the Topopah Spring NW quadrangle, Nye County, Nevada},
  author = {R.L. Christiansen and P. W. Lipman},
  year = {1964},
  doi = {10.3133/tei847},
  url = {https://pubs.usgs.gov/publication/tei847},
  note = {Source identifier: tei847}
}