@misc{indiciae0d91281e0b5a,
  title = {Predicted double-couple S-polarization angles},
  author = {W.H. Dillinger},
  year = {1975},
  doi = {10.3133/ofr7524},
  url = {https://pubs.usgs.gov/publication/ofr7524},
  note = {Source identifier: ofr7524}
}