1. Conforming and nonconforming finite element methods for solving the stationary Stokes equations;Crouzeix;RAIRO,1973
2. The Mathematical Theory of Finite Element Methods;Brenner,2002
3. Experience with the patch test for convergence of finite elements;Irons,1972
4. Nonconforming finite elements for the Stokes problem;Crouzeix;Math. Comp.,1989
5. A nonconforming piecewise quadratic finite element on triangles;Fortin;Internat. J. Numer. Methods Engrg.,1983