1. Austen, R. A., & Headrick, D. (1983). The role of technology in the African past. African Studies Review, 26, 155–161.
2. Bandama, F. (2013). The archaeology and technology of metal production in the Late Iron Age of the Southern Waterberg, Limpopo Province, South Africa. Unpublished Doctoral dissertation, University of Cape Town.
3. Baumann, M. (1919). Ancient tin mines of the Transvaal. Journal of the Chemical, Metallurgical and Mining Society of South Africa, 19, 120–132.
4. Bellamy, C. V., & Harbord, F. W. (1904). A West African smelting house. Journal of the Iron and Steel Institute, 66, 99–126.
5. Bisson, M. (2000). Precolonial copper metallurgy: sociopolitical context. In M. Bisson, P. de Barros, T. C. Childs, & A. F. C. Holl (Eds.), Ancient African metallurgy: The sociocultural context (pp. 83–146). Walnut Creek: AltaMira Press.