Ali, Nadia Abbas, Ekram Atta Al-Ajaj, and F.T. Mohammed Noori. 2013. “Effect of NanoSiO2 Additive of Some Mechanical and Water Absorption of Polyvinyl Alchol Chitosan Blends”. ABC Journal of Advanced Research 2 (1): 36-43. https://doi.org/10.18034/abcjar.v2i1.17.