@misc{indiciae05d1306580ea,
  title = {Earthquakes in the United States, January-March 1977},
  author = {Ruth B. Simon and Carl W. Stover and B. Glen Reagor},
  year = {1979},
  doi = {10.3133/cir788a},
  url = {https://pubs.usgs.gov/publication/cir788A},
  note = {Source identifier: cir788A}
}