Orton, J., G. Avery, D. Halkett, T. Hart, and J. Kaplan. “Precolonial Coastal Archaeology Between Table Bay and Yzerfontein, Western Cape, South Africa: A Review of Historical and Recent Observations”. Southern African Humanities, vol. 33, Dec. 2020, pp. 133-67, https://sahumanities.org/index.php/sah/article/view/454.