@misc{indiciaec90098f16551,
  title = {Tests to explore the utility of gravity anomalies and topographic data as possible predictors of locations of seismicity for two areas in California},
  author = {A.M. Sadovskii and R.W. Simpson},
  year = {1990},
  doi = {10.3133/ofr90642},
  url = {https://pubs.usgs.gov/publication/ofr90642},
  note = {Source identifier: ofr90642}
}