@misc{indiciae1f3d199e4f8f,
  title = {Preliminary catalog of earthquakes in northern Imperial Valley, California, July 1978 - September 1978},
  author = {V. Lamanuzzi and C.E. Johnson},
  year = {1979},
  doi = {10.3133/ofr79931},
  url = {https://pubs.usgs.gov/publication/ofr79931},
  note = {Source identifier: ofr79931}
}