1. Numerical integration applied to finite element methods;Irons,1966
2. Triangular elements in bending—conforming and non-conforming solutions;Bazeley,1966
3. Experience with the patch test for convergence of finite elements;Irons,1972
4. Variational principles and the patch test;Fraeijs de Veubeke;Int. J. Numer. Methods Eng.,1974
5. Bournes supérieures et inérieures dans l’analyse matricielle des plates en flexion-torsion;Sander;Bull. Soc. Royale Sci. Liège,1974