1. On the optimization of the methods for solving boundary value problems in the presence of a boundary layer;Bakhvalov;Zh. Vychisl. Mat. Mat. Fiz.,1969
2. Non-equidistant generalizations of the gushchin-shchennikov scheme;Vulanović;ZAMM-J. Appl. Math. Mech./Z. Angew. Math. Mech.,1987
3. A priori meshes for singularly perturbed quasilinear two-point boundary value problems;Vulanović;IMA J. Numer. Anal.,2001
4. Robust Numerical Methods for Singularly Perturbed Differential Equations: Convection–Diffusion-Reaction and Flow Problems, Vol. 24;Roos,2008
5. Fitted Numerical Methods for Singular Perturbation Problems;Miller,1996