1. Haeberle, J.G. and Matthews, F.L., “Compression Test Methods for Composites and Theories Predicting the Compressive Strength of Unidirectional CFRP.” Proceedings of the conference “Applied Solid Mechanics-3”, April 6/7 1989 at the University of Surrey, Guildford, Elsevier Applied Science, 1989.
2. Barker, A.J. and Balasundaram, V., “Compression Testing of Carbon Fibre-Reinforcd Plastics Exposed to Humid Environments”. Composites, Vol. 18, No. 3, July 1987.
3. Third Interim Report;JG Haeberle,1989
4. Timoshenko, S.P. and Gere, J.M., “Theory of Elastic Stability”, McGraw-Hill Kogakusha Ltd, Tokyo, 1961