1. An Analysis of the Finite Element Method;Strang,1973
2. An Introduction to the Mathematical Theory of Finite Elements;Oden,1976
3. Finite elements in the solution of field problems;Zienkiewicz;The Engineer,1965
4. The application of the finite element technique to potential flow problems;DeVries;Trans. ASME, J. Appl. Mech.,1971
5. The Method of Weighted Residuals and Variational Principles;Finlayson,1972