TY - RPRT TI - Petrologic monitoring of 1981 and 1982 eruptive products from Mount St. Helens AU - K. V. Cashman AU - J. E. Taggart PY - 1983 DO - 10.1126/science.221.4618.1385 UR - https://pubs.usgs.gov/publication/70011212 ID - 70011212 ER -