@misc{indiciae74ffffba7e7c,
  title = {Geologic map of the Wall Quadrangle, Nye County, Nevada},
  author = {E. N. Hinrichs and G. L. Dixon},
  year = {1972},
  doi = {10.3133/i719},
  url = {https://pubs.usgs.gov/publication/i719},
  note = {Source identifier: i719}
}