El Gamal, Ahmed Y., Mahmoud M. Atia, Tarek El Sayed, Mohamed I. Abou-Zaid, and Mohamed R. Tohamy. 2022. “Antiviral Activity of Chitosan Nanoparticles for Controlling Plant-Infecting Viruses”. South African Journal of Science 118 (1/2). https://doi.org/10.17159/sajs.2022/10693.