Fatima M.A. Al-khafaji, and Hussein A. M. Al-Zubaidi. 2025. “Numerical Modeling-Based Comparison of Leap-Frog and Implicit Crank-Nicolson Schemes for Instantaneous Spill of Pollutant in Rivers”. International Journal of Computational and Experimental Science and Engineering 11 (1). https://doi.org/10.22399/ijcesen.1190.