@misc{indiciaee084e18b96e2,
  title = {The complex frequencies of long-period seismic events as probes of fluid composition beneath volcanoes},
  author = {Hiroyuki Kumagai and B. A. Chouet},
  year = {1999},
  doi = {10.1046/j.1365-246x.1999.00911.x},
  url = {https://pubs.usgs.gov/publication/70021901},
  note = {Source identifier: 70021901}
}