TY - RPRT TI - Chlorine degassing during the lava dome-building eruption of Mount St. Helens, 2004-2005 AU - Marie Edmonds AU - Kenneth A. McGee AU - Michael P. Doukas PY - 2008 DO - 10.3133/pp175027 UR - https://pubs.usgs.gov/publication/pp175027 ID - pp175027 ER -