@misc{indiciae5ff4f6291d54,
  title = {Geology of the Alvord Mountain quadrangle, San Bernardino County, California},
  author = {F.M. Byers},
  year = {1960},
  doi = {10.3133/b1089a},
  url = {https://pubs.usgs.gov/publication/b1089A},
  note = {Source identifier: b1089A}
}