@misc{indiciae3def4feeb9f3,
  title = {Site response for urban Los Angeles using aftershocks of the Northridge earthquake},
  author = {S. Hartzell and A. Leeds and A. Frankel and J. Michael},
  year = {1996},
  doi = {10.1785/bssa08601bs168},
  url = {https://pubs.usgs.gov/publication/70018750},
  note = {Source identifier: 70018750}
}