@misc{indiciae65552b3cb19e,
  title = {Geologic map of the Whitmore quadrangle, California},
  author = {Gordon Andrew Macdonald and Philip A. Lydon},
  year = {1972},
  doi = {10.3133/gq993},
  url = {https://pubs.usgs.gov/publication/gq993},
  note = {Source identifier: gq993}
}