@misc{indiciae0d7d1dfe0309,
  title = {World map of volcanoes and principal aeronautical features},
  author = {T. J. Casadevall and T.B. Thompson},
  year = {1995},
  doi = {10.3133/gp1011},
  url = {https://pubs.usgs.gov/publication/gp1011},
  note = {Source identifier: gp1011}
}