Mohamad Razapi , Muhammad Fikreey, and Mahathir Mohamad. “Comparison Between the Runge Kutta Method and Euler Method for Solving Dengue Fever Disease Model”. Enhanced Knowledge in Sciences and Technology, vol. 5, no. 2, Dec. 2025, pp. 63-71, https://penerbit.uthm.edu.my/periodicals/index.php/ekst/article/view/18524.