@misc{indiciaed406c9ba91ed,
  title = {Cooperative tectonic studies from seismic network in central Italy},
  author = {L. Seeber and C.H. Scholz},
  year = {1981},
  doi = {10.3133/ofr8192},
  url = {https://pubs.usgs.gov/publication/ofr8192},
  note = {Source identifier: ofr8192}
}