@misc{indiciaee3c04be80e7b,
  title = {Eruptive activity of Mount St. Helens; March 1980 March 1984},
  author = {S. Brantley},
  year = {1984},
  url = {https://pubs.usgs.gov/publication/70170519},
  note = {Source identifier: 70170519}
}