@misc{indiciae98e9b9bf2e5d,
  title = {Preliminary catalog of earthquakes in central California for February 1979},
  author = {J.M. Murphy and F.W. Lester},
  year = {1981},
  doi = {10.3133/ofr81521},
  url = {https://pubs.usgs.gov/publication/ofr81521},
  note = {Source identifier: ofr81521}
}