@misc{indiciaefa5463e313a0,
  title = {Geologic map of the Emerson Lake quadrangle, San Bernardino County, California},
  author = {T. W. Dibblee},
  year = {1967},
  doi = {10.3133/i490},
  url = {https://pubs.usgs.gov/publication/i490},
  note = {Source identifier: i490}
}