Essa KSM, El Saied SIM, Wheida AA, El-Nazer M. Studying the Effect of the Instantaneous and Continuous Pollutants Sources on the Advection-diffusion Equation and Its Applications. Iraqi Journal of Science [Internet]. 2024 Feb. 29 [cited 2025 Dec. 8];65(2):1117-28. Available from: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/8840