Loc, Nguyen Xuan, Tran Tan Bao, Phan Thi Thanh Tuyen, Lang Hiep Phong, and Do Thi My Phuong. “Enhanced Removal of Pb2+ from Aqueous Solutions by Iron Manganese Binary Oxide Loaded on Eichhornia Crassipes Stem Biochar”. International Journal of Recycling of Organic Waste in Agriculture 13, no. 5 (June 14, 2024). Accessed June 4, 2026. https://oiccpress.com/ijrowa/article/view/7951.