TY - SER AU - Vicenzi,E.P. AU - McBirney,A.R. AU - White,W.M. AU - Hamilton,M. TI - The geology and geochemistry of Isla Marchena, Galapagos Archipelago: An ocean island adjacent to a mid-ocean ridge U1 - 551 23 PY - 1990/// KW - Geology KW - Geología KW - Petrology KW - Petrología N2 - BIB Now: 7114 ER -