1. R. A. Abirov, International Journal of Mathematical Physics. 1, 1–9 (2018).
2. A. A. Il’yushin, Plasticity. Foundation of the general mathematical theory (URSS Press, Moscow, 2016), pp. 5–30.
3. V. G. Zubchaninov, A. A. Alekseev, and E. G. Alekseeva, Materials Physics and Mechanics. 2, 107–118 (2015).
4. V. Yu. Stolbov and P. V. Trusov, J. Appl. Math Mechs. 2, 312–316 (1999).