@misc{indiciae95abe7c4cc61,
  title = {Preliminary catalog of earthquakes in northern Imperial Valley, California, April 1977-June 1977},
  author = {Donna Jenkins and Gary S. Fuis},
  year = {1977},
  doi = {10.3133/ofr77694},
  url = {https://pubs.usgs.gov/publication/ofr77694},
  note = {Source identifier: ofr77694}
}