@misc{indiciae8c821acbe1fa,
  title = {GIS mapping of earthquake ground shaking in San Francisco, California},
  author = {S.A. King and Anne S. Kiremidjian and Roger D. Borcherdt and Carl M. Wentworth},
  year = {1993},
  url = {https://pubs.usgs.gov/publication/70234169},
  note = {Source identifier: 70234169}
}