TY - RPRT TI - Physical events, environments, and geological—Ecological interactions at Mount St. Helens: March 1980–2004 AU - Frederick J. Swanson AU - Jon J. Major PY - 2005 DO - 10.1007/0-387-28150-9_3 UR - https://pubs.usgs.gov/publication/70217353 ID - 70217353 ER -