@misc{indiciaef544112e2fad,
  title = {Some effects of recent volcanic ash falls, with especial reference to Alaska},
  author = {Ray E. Wilcox},
  year = {1959},
  doi = {10.3133/b1028n},
  url = {https://pubs.usgs.gov/publication/b1028N},
  note = {Source identifier: b1028N}
}