1. and ?Proc. Composites-Standards, Testing and Design,? NPL, England, p. 113, IPC Science and Technology Press, Guildford, Surrey, England (1974).
2. ?Proc. Composites-Standards, Testing and Design,? NPL, Engländ, p. 120, IPC Science and Technology Press, Guildford, Surrey, England (1974).
3. M. Sc. Thesis. Dept. Mech. Eng., Imperial College, London (1968).
4. and To be published.