1. R.E. Howard and A.B. Lidiard, Rep.Prog.Phys. 27, 161 (1964).
2. Y. Adda and J. Philibert, La Diffusion dans les Solides ( Presses Universitaires de France, Paris 1966 ).
3. A.B. Lidiard in Theory of Imperfect Crystalline Solids - Trieste Lectures 1970 ( I.A.E.A., Vienna 1971 ) p. 339.
4. C.P. Flynn, Point Defects and Diffusion (Oxford University Press, 1972 ).
5. A.S. Nowick and J.J. Burton, eds. Diffusion in Solids-Recent Developments (Academic Press, New York 1975), especially the articles by A.R. Anthony (Chap. 7) and W.J. Fredericks (Chap. 8).