
Triassic fishes from the Cassange Depression (R. P. de Angola). Ciências da Terra (UNL), No. Espec., 1–64

The shape of a shark’s tail. American Scientist, 78(6), 499–501

Body form and locomotion in sharks. American Zoologist, 17(2), 343–354

On the heterocercal tail in sharks. Paleobiology, 2(1), 19–38

Results of the Royal Society Indian Ocean Deep Slope Fishing Expedition, 1969. Proceedings of the Royal Society of London, Series B, 175, 367–404
DOI: 10.1098/rspb.1970.0028