Razak, S.R. Abdul, and H. Basri. “Chitosan-Zinc Oxide Composite for Active Food Packaging Applications”. International Journal of Engineering & Technology 7, no. 4.30 (November 30, 2018): 253–256. Accessed May 7, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/22277.