TY - RPRT TI - Time-evolving surface and subsurface signatures of Quaternary volcanism in the Cascades arc AU - Daniel O’Hara AU - Leif Karlstrom AU - David W. Ramsey PY - 2020 DO - 10.1130/g47706.1 UR - https://pubs.usgs.gov/publication/70222537 ID - 70222537 ER -