Niemitz, Jeffrey W. (1981): Sedimentary geochemistry of DSDP sites 477, 478, and 481, Guaymas Basin, Gulf of California; implications for a unique hydrothermal system. Geological Society of America (GSA), Boulder, CO, United States, In: The Geological Society of America, Cordilleran Section, 77th annual meeting, international meeting, 13 (2), 99, georefid:1984-039160