1. Wüst, G., Deutsche Atlant. Exped. Meteor, 1925–1927, Wiss. Ergeb., 7, (1933).
2. Wüst, G., Deep-Sea Res., 3, Suppl., 373 (1955).
3. Swallow, J. C., Proc. Roy. Soc., A, 265, 326 (1962).
4. Worthington, L. V., and Volkmann, G. H., Deep Sea Res., 12, 167 (1955).
5. Heezen, B. C., and Hollister, C. D., Marine Geol., 1, 141 (1964).