@misc{indiciaec21aa8068357,
  title = {Preliminary geologic map of the Whitney Pocket 7.5-minute quadrangle, Clark County, Nevada},
  author = {L. S. Beard},
  year = {1993},
  doi = {10.3133/ofr93716},
  url = {https://pubs.usgs.gov/publication/ofr93716},
  note = {Source identifier: ofr93716}
}