TY - RPRT TI - Hydrometeor-enhanced tephra sedimentation: Constraints from the 18 May 1980 eruption of Mount St. Helens AU - A.J. Durant AU - William I. Rose AU - A.M. Sarna-Wojcicki AU - Steven Carey AU - A.C.M. Volentik PY - 2009 DO - 10.1029/2008jb005756 UR - https://pubs.usgs.gov/publication/70035016 ID - 70035016 ER -