TY  - RPRT
TI  - Eruptions of Mount St. Helens : Past, present, and future
AU  - Robert I. Tilling
AU  - Lyn J. Topinka
AU  - Donald A. Swanson
PY  - 1990
DO  - 10.3133/7000008
UR  - https://pubs.usgs.gov/publication/7000008
ID  - 7000008
ER  -