@misc{indiciae52cf9dbe3c21,
  title = {Earthquake data report, December 1993},
  author = {National Earthquake Information Center},
  year = {1993},
  doi = {10.3133/ofr93612b},
  url = {https://pubs.usgs.gov/publication/ofr93612B},
  note = {Source identifier: ofr93612B}
}