Optimizing the Production of a Dense Magnetite-Ilmenite Blend with Lower Radioactivity. Journal of Namibian Studies : History Politics Culture, [S. l.], v. 34, p. 1731–1742, 2023. DOI: 10.59670/jns.v34i.2730. Disponível em: https://www.namibian-studies.com/index.php/JNS/article/view/2730. Acesso em: 4 nov. 2025.