@misc{indiciae64a218c45252,
  title = {Notification procedures for Kamchatka volcanic eruptions; a case history of Sheveluch volcano, April, 1993},
  author = {T. P. Miller and V.Y. Kirianov},
  year = {1993},
  doi = {10.3133/ofr93569},
  url = {https://pubs.usgs.gov/publication/ofr93569},
  note = {Source identifier: ofr93569}
}