TY - BOOK AU - Tobiska,L. AU - Matthies,G. AU - Stynes,M. TI - Convergence Properties of the Streamline Diffusion Finite Element Method on a Shishkin Mesh for Singulary Perturbed Elliptic Equations with Exponential Layers PY - 1998/// CY - Magdeburg PB - Otto von Guericke Universitat N1 - bibliogr ER -