Ngo, T. H., and D. T. Tran. “REMOVAL OF HEAVY METAL IONS IN WATER USING MODIFIED POLYAMIDE THIN FILM COMPOSITE MEMBRANES”. MATTER: International Journal of Science and Technology, vol. 3, no. 1, Jan. 2017, pp. 91-103, doi:10.20319/mijst.2017.31.91103.