1. F.C. Frank, Symposium on Plastic Deformation of Crystalline Solids (Carnegie Inst. of Tech. and Office of Naval Research, Pittsburgh, 1950) p. 89.
2. The Relation Between the Structure and Mechanical Properties of Metals;Hirth,1963
3. Theory of Dislocations;Hirth,1968
4. F.C. Frank and W.T. Read, Symposium on Plastic Deformation of Crystalline Solids (Carnegie Inst. of Tech. and Office of Naval Research, Pittsburgh, 1950) p. 44.
5. Multiplication Processes for Slow Moving Dislocations