Gobena, Wakjira Tolassa, and Gemechis File Duressa. “Fitted Operator Average Finite Difference Method for Singularly Perturbed Delay Parabolic Reaction Diffusion Problems With Non-Local Boundary Conditions”. Tamkang Journal of Mathematics 54, no. 4 (October 14, 2022): 293–312. Accessed April 26, 2024. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4175.