1. H. Gleiter and B. Chalmers, Progr.Mat.Sci. 16 (1971).
2. H. Gleiter, Phys.Stat.Sol. (b) 45 (1971) 9.
3. H. Hu (ed.), The Nature and Behavior of Grain Boundaries, Plenum Press, New York (1952).
4. P. Chaudhari and J.W. Matthews (eds), Surf. Sci. 3J. (1972).
5. G.A. Chadwick and D.A. Smith (eds), Grain Boundary Structure and Properties, Academic Press, New York (1976).