“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" 81, no. 3 (October 6, 2025): 221–228. Accessed November 15, 2026. https://vestnik.arsu.kz/index.php/hab/article/view/712.