@misc{indiciaecd280f67a4b9,
  title = {Preliminary determination of epicenters, monthly listing: July - September, 1986},
  author = {National Earthquake Information Center},
  year = {1988},
  doi = {10.3133/ofr86600c},
  url = {https://pubs.usgs.gov/publication/ofr86600C},
  note = {Source identifier: ofr86600C}
}