An Early Stone Age in Western Africa? Spheroids and polyhedrons at Ounjougou, Mali. Journal of Lithic Studies, [S. l.], v. 4, n. 1, 2017. DOI: 10.2218/jls.v4i1.1682. Disponível em: https://journals.ed.ac.uk/lithicstudies/article/view/1682. Acesso em: 7 apr. 2025.