@misc{indiciae5062119f3f63,
  title = {Geologic map of the Hayward fault zone, Contra Costa, Alameda, and Santa Clara counties, California: A digital database},
  author = {R. W. Graymer and D. L. Jones and E. E. Brabb},
  year = {1995},
  doi = {10.3133/ofr95597},
  url = {https://pubs.usgs.gov/publication/ofr95597},
  note = {Source identifier: ofr95597}
}