1. J. F. Bell, “The Experimental Foundations of Solid Mechanics," in Encyclopedia of Physics, Ed. by S. Flugge, Vol. VIa/1: Mechanics of Solids I, Ed. by C. Trusdell (Springer-Verlag, Berlin–Heidelberg–New York, 1973).
2. E. V. Lomakin, “Constitutive Relations of Mechanics of Multimodulus Solids," Preprint No. 159 (Inst. Probl. Mech., Acad. of Sci. of the USSR, Moscow, 1980).
3. S. A. Ambartsumyan, Multimodulus Elasticity Theory(Nauka, Moscow, 1982) [in Russian].
4. N. M. Matchenko and A. A. Treshchev, The Theory of Deformation of Materials with Different Resistances (Tula State University, Tula, 2004) [in Russian].
5. V. P. Myasnikov and A. I. Oleinikov, Fundamentals of Mechanics of Heteromodular Media (Dal’nauka, Vladivostok, 2007 [in Russian].