@misc{indiciae99865ae4e3b6,
  title = {Blast dynamics at Mount St Helens on 18 May 1980},
  author = {S. W. Kieffer},
  year = {1981},
  doi = {10.1038/291568a0},
  url = {https://pubs.usgs.gov/publication/70011854},
  note = {Source identifier: 70011854}
}