• THE MATHEMATICAL THEORY OF FINITE ELEMENT METHODS by Susanne C. Brenner and L. Ridgway Scott Springer-Verlag, 1994
• Estimating the Error of Numerical Solutions of Systems of Reaction-Diffusion Equations (Memoirs of the American Mathematical Society, No. 696) by Donald J. Estep, Mats G. Larson, Roy D. Williams
• Anisotropic finite elements: local estimates and applications Thomas Apel Teubner, 1999 ISBN 3-519-02744-5