Abdeltwab, W., Y. Abdelaliem, W. Metry, and M. Eldeghedy. “Antimicrobial Effect of Chitosan and Nano-Chitosan Against Some Pathogens and Spoilage Microorganisms”. Journal of Advanced Laboratory Research in Biology, Vol. 10, no. 1, Jan. 2019, pp. 8-15, https://e-journal.sospublication.co.in/index.php/jalrb/article/view/263.