@misc{indiciaee50955d13b14,
  title = {On the coherence of ground motion in the San Fernando valley},
  author = {S. E. Hough and E. H. Field},
  year = {1996},
  doi = {10.1785/bssa0860061724},
  url = {https://pubs.usgs.gov/publication/70018086},
  note = {Source identifier: 70018086}
}