@misc{indiciae7e9a74bb535c,
  title = {Preliminary catalog of earthquakes in northern Imperial Valley, California: July 1977-September 1977},
  author = {Gary S. Fuis and Carl E. Johnson and D.J. Jenkins},
  year = {1977},
  doi = {10.3133/ofr77869},
  url = {https://pubs.usgs.gov/publication/ofr77869},
  note = {Source identifier: ofr77869}
}