@misc{indiciae38a54f14f30b,
  title = {Monitoring stress changes along active faults, southern California: semiannual technical report},
  author = {Bruce R. Clark},
  year = {1978},
  doi = {10.3133/25232},
  url = {https://pubs.usgs.gov/publication/25232},
  note = {Source identifier: 25232}
}