Debela, H.G., Woldaregay, M.M. and Duressa, G.F. 2022. Robust numerical method for singularly perturbed convection-diffusion type problems with non-local boundary condition. Mathematical Modelling and Analysis. 27, 2 (Apr. 2022), 199–214. DOI:https://doi.org/10.3846/mma.2022.14256.