@misc{indiciaec0bed89cb9e4,
  title = {Global volcanic earthquake swarm database 1979-1989},
  author = {J.P. Benoit and S.R. McNutt},
  year = {1996},
  doi = {10.3133/ofr9669},
  url = {https://pubs.usgs.gov/publication/ofr9669},
  note = {Source identifier: ofr9669}
}