Nguyen, Mỹ Linh, Hoàng Thùy Tiên Nguyen, Thành Long Dao, and Trương Trọng Nhân Nguyen. 2019. “Enhanced Lead ( Pb2+) Adsorption Using Chitosan Coated Sugar Baggase Ash Composite Materials”. Journal of Technical Education Science 14 (4):94-99. https://www.jte.edu.vn/index.php/jte/article/view/246.