@misc{indiciae48c00ba3c0c0,
  title = {Workshop on automatic and interactive processing of seismic network data},
  author = {Peter L. Ward},
  year = {1977},
  doi = {10.3133/ofr77233},
  url = {https://pubs.usgs.gov/publication/ofr77233},
  note = {Source identifier: ofr77233}
}