@misc{indiciae518081f2ed9b,
  title = {System for ranking relative threats of U.S. volcanoes},
  author = {John W. Ewert},
  year = {2007},
  doi = {10.1061/(asce)1527-6988(2007)8:4(112)},
  url = {https://pubs.usgs.gov/publication/70031618},
  note = {Source identifier: 70031618}
}