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2. A. A. Tager, Physical Chemistry of Polymers [in Russian], Goskhimizdat (1963).
3. A. I. Maklakov and G. G. Pimenov, VMS, No. 3 (1968).
4. J. B. Birks (editor), Progress in Dielectric Physics, John Wiley and Sons, New York (1961).
5. J. D. Ferry, Viscoelastic Properties of Polymers, John Wiley and Sons, New York (1961).