COMPARISON OF ENERGY CONSUMPTION IN THE SELECTIVE REDUCTION OF IRON FROM ILMENITE CONCENTRATE USING CARBON OR HYDROGEN. Scientific journal "Bulletin of the K. Zhubanov Aktobe Regional University", [S. l.], v. 81, n. 3, p. 221–228, 2025. DOI: 10.70239/arsu.2025.t81.n3.25. Disponível em: https://vestnik.arsu.kz/index.php/hab/article/view/712.. Acesso em: 15 nov. 2026.