@misc{indiciae53f1488a176f,
  title = {Seismicity map of the conterminous United States and adjacent areas, 1975-1984},
  author = {C. W. Stover},
  year = {1986},
  doi = {10.3133/gp984},
  url = {https://pubs.usgs.gov/publication/gp984},
  note = {Source identifier: gp984}
}