@misc{indiciaef90f1bdf4bd5,
  title = {Monitoring crustal strain, Cerro Prieto geothermal field, Baja California, Mexico},
  author = {Ben Elder Lofgren and Bruce L. Massey},
  year = {1979},
  doi = {10.3133/ofr79204},
  url = {https://pubs.usgs.gov/publication/ofr79204},
  note = {Source identifier: ofr79204}
}