@misc{indiciae6cc3e4a3ba4a,
  title = {Application of GIS technology to seismic zonation of the San Francisco Bay region, California},
  author = {Carl M. Wentworth and Roger D. Borcherdt and T.T. Fitzgibbon and P. K. Showalter},
  year = {1991},
  url = {https://pubs.usgs.gov/publication/70234368},
  note = {Source identifier: 70234368}
}