@misc{indiciae3ae5fa26923b,
  title = {Earthquake data report, April 1993},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1993},
  doi = {10.3133/ofr93604b},
  url = {https://pubs.usgs.gov/publication/ofr93604B},
  note = {Source identifier: ofr93604B}
}