“Sourcing River Rock and Middle Stone Age Artifacts Discovered Along the Cunene River, Angola-Namibia Border [Prospectando Rochas Fluviais E Artefatos Do Paleolítico Médio Africano Descobertos Ao Longo Do Rio Cunene, Fronteira Entre Angola E Namíbia]”. Journal of Lithic Studies 4, no. 3 (November 11, 2017): 145–161. Accessed March 15, 2025. https://journals.ed.ac.uk/lithicstudies/article/view/1645.