@misc{indiciaef2ad4c52c4c4,
  title = {Volcanic-plume data from Mount St. Helens during 1980-88},
  author = {K.A. McGee},
  year = {1992},
  doi = {10.3133/ofr92361},
  url = {https://pubs.usgs.gov/publication/ofr92361},
  note = {Source identifier: ofr92361}
}