@misc{indiciae3c3804fa0759,
  title = {Geologic map of the Old Woman Springs quadrangle, San Bernardino County, California},
  author = {T. W. Dibblee},
  year = {1967},
  doi = {10.3133/i518},
  url = {https://pubs.usgs.gov/publication/i518},
  note = {Source identifier: i518}
}