@misc{indiciae3293ed12c675,
  title = {Satellite imagery for volcanic hazards mitigation},
  author = {Rosalind Tuthill Helz and G.A. Ellrod and G. Wadge},
  year = {2002},
  url = {https://pubs.usgs.gov/publication/70025091},
  note = {Source identifier: 70025091}
}