1. M. Alymov and V. Zelenskiy, Methods of Obtaining and Physico-Mechanical Properties of Bulk Nanocrys-talline Materials (Mifi, Moscow, 2005) p. 51.
2. S. Golopalakrishan and S. Narendar, Wave Propagation in Nanostructures. Nonlocal Continuum Mechanics Formulations (Springer, New York, 2013) p. 365.
3. I. M. Ibragimov, A. N. Kovshov and Yu. F. Nazarov, Introduction to the Copmputer Modeling of nanosystems (Lany, Saint-Petersburg, 2010) p. 384.
4. Y. Y. Rushnitskiy, Elements of Mixture Theory (Naumka dumka, Kiev, 1991) p. 160.
5. T. D. Sheremgor, Elasticity Theory of Peterogeneous Media (Naumka, Moscow, 1977) p. 352.