@misc{indiciaeccbfc7ab8950,
  title = {Location and age of foraminifer samples collected by Chevron Petroleum geologists in California},
  author = {Earl E. Brabb and John M. Parker},
  year = {2003},
  doi = {10.3133/ofr03167},
  url = {https://pubs.usgs.gov/publication/ofr03167},
  note = {Source identifier: ofr03167}
}