1. The Finite Element Method, 3rd edn, McGraw-Hill, 1977.
2. Dynamics of rotationally periodic structures
3. Thin Shell Theory, 2nd edn, Noordhoff, Netherlands, 1964.
4. Free vibration, stability and “non-classical modes” of cooling tower shells
5. and , ‘A double-curvature shell finite-element and its use in the dynamic analysis of cooling towers and other shell structures’, Symp. on Structural Dynamic, pp. 23-25, paper A5. Loughborough Univ. of Technology (1970).