@misc{indiciae206866ce38d5,
  title = {Map showing faults and earthquake epicenters in San Mateo County, California},
  author = {E. E. Brabb and J. A. Olson},
  year = {1986},
  doi = {10.3133/i1257f},
  url = {https://pubs.usgs.gov/publication/i1257F},
  note = {Source identifier: i1257F}
}