1. Grain boundaries in metals;McLean,1957
2. D. Wolf,J. A. Jaszczak, Materials interfaces: atomic-level structure and properties, p. 662–690, Cambridge Univ Press, London, 1992.
3. Grain boundaries: their microstructure and chemistry;Flewitt,2001
4. Grain boundaries and crystalline plasticity,2013
5. On the validity of the Hall-Petch relationship in nanocrystalline materials;Chokshi;Scr. Metall.,1989