@misc{indiciae6af214d0f6be,
  title = {The Conterminous United States Mineral Appraisal Program; background information to accompany folio of geologic, geochemical, geophysical, and mineral resources maps of the Tonopah 1 by 2 degree Quadrangle, Nevada},
  author = {David A. John and J. T. Nash and Donald Plouff and D. H. Whitebread},
  year = {1991},
  doi = {10.3133/cir1070},
  url = {https://pubs.usgs.gov/publication/cir1070},
  note = {Source identifier: cir1070}
}