1. N. S. Bakhvalov and G. P. Panasenko, Homogenization: Averaging Processes in Periodic Media (Nauka, Moscow, 1984; Kluwer, Dordrecht, 1989).
2. E. Sanchez-Palencia, Nonhomogeneous Media and Vibration Theory (Springer-Verlag, Berlin, 1980; Mir, Moscow, 1984).
3. O. A. Oleinik, A. S. Shamaev, and G. A. Yosifian, Mathematical Problems in Elasticity and Homogenization (Mosk. Gos. Univ., Moscow, 1990; North-Holland, Amsterdam, 1992).
4. V. V. Zhikov, S. M. Kozlov, and O. A. Olejnik, Homogenization of Differential Operators and Integral Functionals (Nauka, Moscow, 1993; Springer-Verlag, Berlin, 1994).
5. D. I. Bardzokas and A. I. Zobnin, Mathematical Modeling of Physical Processes in Composite Materials with a Periodic Structure (Editorial URSS, Moscow, 2003) [in Russian].