@misc{indiciae3a72c39fdbae,
  title = {Preliminary geologic map of the Hollywood 7.5' quadrangle, Southern California: A digital database},
  author = {R. F. Yerkes and S. E. Graham},
  year = {1997},
  doi = {10.3133/ofr97431},
  url = {https://pubs.usgs.gov/publication/ofr97431},
  note = {Source identifier: ofr97431}
}