A Fractal-Fractional Approach to Non-linear Predator-Prey Models with Logistic Growth, Holling Type II Functional Response and Immigration Effects. Contemp. Math. [Internet]. 2025 Dec. 15 [cited 2025 Dec. 24];7(1):1-17. Available from: https://ojs353.mebyme.cn/index.php/CM/article/view/8879