@misc{indiciae672614b2622e,
  title = {Geology of the onshore part of San Mateo County, California: A digital database},
  author = {E. E. Brabb and R. W. Graymer and D. L. Jones},
  year = {1998},
  doi = {10.3133/ofr98137},
  url = {https://pubs.usgs.gov/publication/ofr98137},
  note = {Source identifier: ofr98137}
}