TY - SER AU - Harpp,Karen S. TI - Plume-ridge interaction in the Galapagos Islands: A geochemical investigation of Genovesa Island U1 - 551.136 23 PY - 2006/// CY - Portland, Oregon, USA KW - Plate tectonics KW - Placas tectónicas N2 - "Presented at the Ridge Conference in Portland, Oregon, June 2000" ER -