1. Babuśka, I., Zienkiewicz, O. C., Gago, J. and Oliveira, E. R., 1986,Accuracy Estimates and Adaptive Refinements in Finite Element Computations, Wiley.
2. Cook, R. D., Malkus, D. S. and Plesha, M. E., 1989,Concepts and Applications of Finite Element Analysis, 3rd edn, Wiley.
3. Diaz, A. R., Kikuchi, N., Papalambros, P. and Taylor, J. E., 1983, “Design of an Optimal Grid for Finite Element Methods,”J. Struct. Mech., Vol. 11, No. 2, pp. 215–230.
4. Diaz, A. R., Kikuchi, N. and Taylor, J. E., 1983, “A method of Grid Optimization for Finite Element Methods,”Comput. Methods Appl. Meth. Eng., Vol. 41, pp. 29–45.
5. Kikuchi, N., 1986, “Adaptive Grid-Design Methods for Finite Element Analysis,”Comput. Methods Appl. Mech. Eng., Vol. 55, pp. 129–160.