Gbadamosi, Yemisi, Oladunni Alabi, Joseph Borode, Fatai Aramide, and Willie Nheta. “Extraction, Recovery, and Sintering of Manganese from Spessartine-Pyrolusite-Almandine: A Comprehensive Review”. Journal of Sustainable Materials Processing and Management 5, no. 2 (October 19, 2025): 17–32. Accessed August 12, 2026. https://journal.uthm.edu.my/index.php/jsmpm/article/view/21895.