@misc{indiciae63df504df622,
  title = {Seismicity map of the State of Virginia},
  author = {B.G. Reagor and C. W. Stover and S. T. Algermissen},
  year = {1980},
  doi = {10.3133/mf1257},
  url = {https://pubs.usgs.gov/publication/mf1257},
  note = {Source identifier: mf1257}
}