@misc{indiciae0bd3e20b347c,
  title = {Relocation of local earthquakes by seismic ray tracing},
  author = {E.R. Engdahl and W.H.K. Lee},
  year = {2012},
  doi = {10.1029/jb081i023p04400},
  url = {https://pubs.usgs.gov/publication/70209144},
  note = {Source identifier: 70209144}
}