TY - RPRT TI - Physiographic diagrams of the May 18, 1980, landslide-eruption of Mount St. Helens, Washington AU - Tau Rho Alpha AU - James G. Moore PY - 1981 DO - 10.3133/mf1289 UR - https://pubs.usgs.gov/publication/mf1289 ID - mf1289 ER -