@misc{indiciae2a905e671333,
  title = {Geologic map and digital database of the Conejo Well 7.5 minute quadrangle, Riverside County, southern California},
  author = {Robert E. Powell},
  year = {2001},
  doi = {10.3133/ofr0131},
  url = {https://pubs.usgs.gov/publication/ofr0131},
  note = {Source identifier: ofr0131}
}