1. Numerical Solution of Convection–Diffusion Problems;Morton,1996
2. Uniform Numerical Methods for Problems with Initial and Boundary Layers;Doolan,1980
3. Numerical Methods for Singular perturbed Differential Equations;Roos,1991
4. Robust Computational Techniques for Boundary Layers;Farrell,2000
5. Fitted Numerical Methods for Singular Perturbation Problems;Miller,1996