BYKOV, P.; KUANDYKOV, A.; SUYUNDIKOV, M.; BOGOMOLOV, A.; ZHUNUSOV, A.; MUKANOV, R.; SIEMENS, E. A Study on the Iron Extraction from Kazakhstan Bauxite. Engineering, Technology & Applied Science Research, Greece, v. 15, n. 5, p. 28294–28299, 2025. DOI: 10.48084/etasr.12927. Disponível em: https://etasr.com/index.php/ETASR/article/view/12927. Acesso em: 18 apr. 2026.