@misc{indiciae31bb13536037,
  title = {Estimates of velocity structure and source depth using multiple P waves from aftershocks of the 1987 Elmore Ranch and Superstition Hills, California, earthquakes},
  author = {J. Mori},
  year = {1991},
  doi = {10.1785/bssa0810020508},
  url = {https://pubs.usgs.gov/publication/70016951},
  note = {Source identifier: 70016951}
}