Thompson, Geoffrey; Humphris, Susan E. (1984): Petrology and geochemistry of rocks from the Walvis Ridge; Deep Sea Drilling Project Leg 74, sites 525, 527 and 528. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Moore, Theodore C., Jr., Rabinowitz, Philip D., Boersma, Anne, Borella, Peter E., Chave, Alan D., Duee, Gerard, Fuetterer, Dieter K., Jiang, Ming-Jung, Kleinert, Klaus, Lever, Andrew, Manivit, Helene, O'Connell, Suzanne, Richardson, Stephen H., Shackleton, Nicholas J., Blakeslee, Jan H. (editor), Lee, Mariana (editor), Initial reports of the Deep Sea Drilling Project covering Leg 74 of the cruises of the drilling vessel Glomar Challenger; Cape Town, South Africa, to Walvis Bay, South Africa, June to July, 1980, 74, 755-764, georefid:1984-037796