1. See a standard text book on dislocations as FRIEDEL J. Dislocations, Pergamon Press (1967)
2. READ W.T. Phil. Mag. (1954), 45, 775 and 1119
3. See for a recent review SCHROTER W., LABUSCH R. in Int. Conf. on Lattice Defects in Semi Cond. (Freiburg 1974) ed. by Seeger A. The Institute of Physics London (1975), 23, p.56.
4. BARDEEN J., Shockley W. Phys. Rev. (1950), 80,.72
5. DEXTER D.L., SEITZ F. Phys. Rev. (1952), 86, 964