Debela, Habtamu G., Mesfin M. Woldaregay, and Gemechis F. Duressa. “Robust Numerical Method for Singularly Perturbed Convection-Diffusion Type Problems With Non-Local Boundary Condition”. Mathematical Modelling and Analysis 27, no. 2 (April 27, 2022): 199–214. Accessed November 25, 2024. https://jau.vgtu.lt/index.php/MMA/article/view/14256.