1. A Galerkin method with spline trial functions and trigonometric test functions and an exponentially convergent scheme for the solution of Dirichlet's problem via an integral equation of the first kind;Arnold;Technische Hochschule Darmstadt,1982
2. Approximation of Elliptic Boundary-Value Problems;Aubin,1972
3. A new approximation method for the Helmholtz equation in an exterior domain;Aziz;SIAM J. Numer. Anal.,1982
4. Survey lectures on the mathematical foundations of the finite element method;Aziz,1972
5. Projection methods for boundary value problems for equations of elliptic and parabolic type with discontinuous coefficients;Baker,1973