@misc{indiciaea3a2ce156539,
  title = {Estimating the diminution of shear-wave amplitude with distance: Application to the Los Angeles, California, urban area},
  author = {S. C. Harmsen},
  year = {1997},
  doi = {10.1785/bssa0870040888},
  url = {https://pubs.usgs.gov/publication/70019714},
  note = {Source identifier: 70019714}
}