Keong, Ang Tau, Hamizah M Safuan, and Kavikumar Jacob. “Dynamical Behaviours of Prey-Predator Fishery Model With Harvesting Affected by Toxic Substances”. MATEMATIKA 34, no. 1 (May 28, 2018): 143–151. Accessed November 11, 2024. https://matematika.utm.my/index.php/matematika/article/view/1018.