[1]
H. G. Debela, M. M. Woldaregay, and G. F. Duressa, “Robust numerical method for singularly perturbed convection-diffusion type problems with non-local boundary condition”, MMA, vol. 27, no. 2, pp. 199–214, Apr. 2022, doi: 10.3846/mma.2022.14256.