TY - RPRT TI - Sixty thousand years of magmatic volatile history before the caldera-forming eruption of Mount Mazama, Crater Lake, Oregon AU - Heather M. Wright AU - Charles R. Bacon AU - Jorge A. Vazquez AU - Thomas W. Sisson PY - 2012 DO - 10.1007/s00410-012-0787-8 UR - https://pubs.usgs.gov/publication/70058945 ID - 70058945 ER -