@misc{indiciaee773810f826a,
  title = {Observation of the seismic nucleation phase in the Ridgecrest, California, earthquake sequence},
  author = {W.L. Ellsworth and G. C. Beroza},
  year = {1998},
  doi = {10.1029/97gl53700},
  url = {https://pubs.usgs.gov/publication/70020685},
  note = {Source identifier: 70020685}
}