@misc{indiciaecf7759fa51d2,
  title = {Preliminary catalog of earthquakes in southern California, July 1974 - September 1976},
  author = {Gary S. Fuis and Martin E. Friedman and James A. Hileman},
  year = {1977},
  doi = {10.3133/ofr77181},
  url = {https://pubs.usgs.gov/publication/ofr77181},
  note = {Source identifier: ofr77181}
}