@misc{indiciaea00652d3c980,
  title = {Preliminary determination of epicenters monthly listing July-September 1997},
  author = {National Earthquake Information Center},
  year = {1999},
  doi = {10.3133/ofr97600c},
  url = {https://pubs.usgs.gov/publication/ofr97600C},
  note = {Source identifier: ofr97600C}
}