1. Geology of Nelson Bay Cave, Robberg, South Africa;Butzer;South African Archaeological Bulletin,1973
2. Pleistocene “periglacial” phenomena in southern Africa;Butzer;Boreas,1973
3. Re-evaluation of the geology of the Elandsfontein (Hopefield) site, south-western Cape, South Africa;Butzer;South African Journal of Science,1973
4. Pleistocene littoral-sedimentary cycles of the Mediterranean Basin;Butzer,1975
5. Sediment stratigraphy of the Middle Stone Age sequence at Klasies River Mouth, Tsitsikama Coast, South Africa;Butzer;South African Archaeological Bulletin,1978