[1]
Shishkin, G. 2008. Optimal difference schemes on piecewise‐uniform meshes for a singularly perturbed parabolic convection‐diffusion equation. Mathematical Modelling and Analysis. 13, 1 (Mar. 2008), 99-112. DOI:https://doi.org/10.3846/1392-6292.2008.13.99-112.