@misc{indiciae1ab45f563512,
  title = {Geologic map of the Skull Mountain quadrangle at the Nevada Test Site, Nye County, Nevada},
  author = {E. B. Ekren and Kenneth A. Sargent},
  year = {1964},
  doi = {10.3133/ofr6448},
  url = {https://pubs.usgs.gov/publication/ofr6448},
  note = {Source identifier: ofr6448}
}