@misc{indiciae00ac3b50aafb,
  title = {Geologic map of the Lunar Crater quadrangle, Nye County, Nevada},
  author = {R.P. Snyder and E. B. Ekren and G. L. Dixon},
  year = {1969},
  doi = {10.3133/ofr69263},
  url = {https://pubs.usgs.gov/publication/ofr69263},
  note = {Source identifier: ofr69263}
}