Wadley, L. and Kempson, H. (2011) “A review of rock studies for archaeologists, and an analysis of dolerite and hornfels from the Sibudu area, KwaZulu-Natal”, Southern African Humanities, 23, pp. 87–107. Available at: https://www.sahumanities.org/index.php/sah/article/view/329 (Accessed: 19 May 2024).