Enhancing Iron Separation and Recovery from Egyptian Banded Iron Formation Using Paper Industry Sludge: A Sustainable Reduction Roasting Approach. Rud.-geol.-naft. zb. [Internet]. 2025 Feb. 11 [cited 2025 Aug. 24];40(1):109-21. Available from: https://ojs.srce.hr/index.php/rgn/article/view/32536