@misc{indiciae79cb7b03064e,
  title = {'Is Ash Falling?', an online ashfall reporting tool in support of improved ashfall warnings and investigations of ashfall processes},
  author = {Kristi L. Wallace and Seth Snedigar and Cheryl Cameron},
  year = {2015},
  doi = {10.1186/s13617-014-0022-6},
  url = {https://pubs.usgs.gov/publication/70144371},
  note = {Source identifier: 70144371}
}