@misc{indiciae8b4276316b89,
  title = {Preliminary geologic map of the Newhall 7.5' quadrangle, southern California},
  author = {R.F. Yerkes and R. H. Campbell},
  year = {1995},
  doi = {10.3133/ofr95503},
  url = {https://pubs.usgs.gov/publication/ofr95503},
  note = {Source identifier: ofr95503}
}