1. Kielb RE, Leissa AW and Macbain JC : Vibrations of twisted cantilever plates — a comparison of theoretical results. International Journal for Numerical Methods in Engineering 21, 1365–1380, 1985.
2. Robinson J: Basic and shape sensitivity tests for membrane and plate bending finite elements. National Engineering Laboratory Report, NAFEMS.C2, January 1985.
3. Morris AJ: Shell finite element evaluation tests. National Engineering Laboratory Report, NAFEMS.C4, August 1985.
4. Robinson J: An evaluation of lower order membranes as contained in the MSC/NASTRAN, ASAS and PAFEC systems. Report to the Royal Aircraft Establishment, Farnborough (MOD Contract No. A93b/494), September 1979.
5. Robinson J and Blackham S: An evaluation of lower order membranes as contained in the ANSYS and SAP4 FEM systems. Finite Element News, Issue No.2, 1981.