1. Málek P., Lukáč P.: Czech. J. Phys. B36 (1986) 498.
2. Kaibyshev O. A.: Plastichnost i sverkhplastichnost metallov. Moskva, Metallurgiya, 1975.
3. Edington J. W., Melton K. N., Cutler C. P.: Superplasticity,in Prog. Mat. Sci. 21 (Eds. Chalmers B., Christian J. W., Massalski T. B.). Pergamon Press, Oxford, 1976, p. 61.
4. Padmanabhan K. A., Davies G. J.: Superplasticity, Materials Research and Engineering, Vol. 2. Springer-Verlag, Berlin, Heidelberg, New York, 1980.
5. Ishikawa H., Mohamed F. A., Langdon T. G.: Phil. Mag.32 (1975) 1269.