1. A.A. Baker, Composites 9 (1978) 1?16.
2. A.A. Baker, G.A. Hawkes and E.J. Lumley, in Proceedings of the Second International Conference on Composite Materials, B. Noton et al. (eds.), AIME (1978).
3. A.A. Baker, M.J. Davis and G.A. Hawkes, in Proceedings of the Tenth Symposium of the International Committee on Aeronautical Fatigue, Brussels (1979). (This work has a limited distribution. Copies may be obtained from Dr. Baker, A.R.L., Box 4331 G.P.O., Melbourne 3001, Australia).
4. J.P. Hirth and J. Lothe, Theory of Dislocations, McGraw-Hill, N.Y. (1968) 64.
5. L.M. Keer, C.T. Lin and T. Mura, Journal of Applied Mechanics 43 (1976) 652?656.