TY - RPRT TI - Simultaneous Middle Pleistocene eruption of three widespread tholeiitic basalts in northern California (USA): Insights into crustal magma transport in an actively extending back arc AU - Drew T. Downs AU - Duane E. Champion AU - L.J. Patrick Muffler AU - Robert L. Christiansen AU - Michael A. Clynne AU - Andrew T. Calvert PY - 2020 DO - 10.1130/g48076.1 UR - https://pubs.usgs.gov/publication/70212543 ID - 70212543 ER -