Hay, William W.; Sibuet, Jean-Claude; Barron, Eric J.; Brassell, Simon C.; Dean, Walter E.; Huc, Alain Y.; Keating, Barbara H.; McNulty, Charles L.; Meyers, Philip A.; Nohara, Masato; Schallreuter, Roger E. L.; Steinmetz, John C.; Stow, Dorrik A. V. A. V.; Stradner, Herbert; Boyce, Robert E. (1984): Site 531; Walvis Ridge. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Hay, William W., Sibuet, Jean-Claude, Barron, Eric J., Brassell, Simon C., Dean, Walter E., Huc, Alain Y., Keating, Barbara H., McNulty, Charles L., Meyers, Philip A., Nohara, Masato, Schallreuter, Roger E. L., Steinmetz, John C., Stow, Dorrik A. V., Stradner, Herbert, Boyce, Robert E., Amidei, Rosemary (editor), Initial reports of the Deep Sea Drilling Project covering Leg 75 of the cruises of the drilling vessel Glomar Challenger, Walvis Bay, South Africa to Recife, Brazil, July-September, 1980, 75 (Part 1), 287-294, georefid:1985-008582