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2. English translation: J. Appl. Math. Mech., 47, No. 5, 639-645 (1983), https://doi.org/10.1016/0021-8928(83)90138-7
3. 2. V. M. Vihak, M. I. Svyryda, "Separation of variables in equations of the two-dimensional problem of thermoelasticity in stresses for an annular sector," Dop. Nats. Akad. Nauk Ukr., No. 2, 68-74 (1998) (in Ukrainian).
4. 3. V. M. Vihak, Yu. V. Tokovyi, "Investigation of the plane stressed state in a rectangular domain," Fiz.-Khim. Mekh. Mater., 37, No. 2, 61-66 (2002)
5. English translation: Mater. Sci., 38, No. 2, 230-237 (2002), https://doi.org/10.1023/A:1020994204806