@misc{indiciae38a616615df4,
  title = {Historical seismicity in the Southern Appalachian seismic zone},
  author = {D.J. Reinbold and A. C. Johnston},
  year = {1987},
  doi = {10.3133/ofr87433},
  url = {https://pubs.usgs.gov/publication/ofr87433},
  note = {Source identifier: ofr87433}
}