Thanh Hung, Le, Pham Thanh Quan, Le Minh Tam, and Nguyen Xuan Thom. 2008. “ABILITY OF ADSORBING AND ION-EXCHANGING OF MODIFIED COCONUT FIBER AND RICE HUSK”. Science and Technology Development Journal 11 (8), 5-12. https://doi.org/https://doi.org/10.32508/stdj.v11i8.2668.