@misc{indiciae3703f80ee614,
  title = {Diatom stratigraphy of selected Sisquoc Formation sections, Santa Maria Basin, California},
  author = {John A. Barron and Pedro C. Ramirez},
  year = {1992},
  doi = {10.3133/ofr92197},
  url = {https://pubs.usgs.gov/publication/ofr92197},
  note = {Source identifier: ofr92197}
}