Trung, L., Linh, N. and Thanh Thuy, N. (2007) “UTILIZATION OF NATURAL ADSORBENT MATERIALS FOR HEAVY METAL UPTAKE FROM INDUSTRIAL WASTE SLUDGE”, Science and Technology Development Journal, 10(1), pp. 63-70. doi: https://doi.org/10.32508/stdj.v10i1.2745.