TY  - SER
AU  - Goff,F.
AU  - McMurtry,G.M.
AU  - Roldán-Manzo,A.
AU  - Stimac,J.A.
AU  - Hilton,D.
TI  - Contrasting magma-hydrothermal activity at Sierra Negra and Alcedo volcanoes, Galapagos hot spot, Ecuador
U1  - 551.23 23
PY  - 1995///
ER  -