Nguyen, P., T. Ngo, and P. Phan. “FABRICATION OF ANTIBACTERIAL WATER FILTER BY COATING SILVER NANOPARTICLES ON FLEXIBLE POLYURETHANE FOAMS”. VNUHCM Journal of Science and Technology Development, Vol. 12, no. 7, Apr. 2009, pp. 48-57, doi:https://doi.org/10.32508/stdj.v12i7.2266.