1. N. A. Alfutov, Foundations of the Stability Design of Elastic Systems [in Russian], Mashinostroenie, Moscow (1991).
2. V. P. Belous, “Stability of reinforced cylindrical shells subject to axial compression and external pressure,” Prats. Odesk. Politekhn. Univ., 1, No. 38, 37–41 (2012).
3. B. M. Broude, “On boundary surfaces,” in: Proc. 6th All-Union Conf. on the Theory of Shells and Plates [in Russian], Nauka, Moscow (1966). pp. 188–192.
4. Ya. M. Grigorenko, O. I. Bespalova, and N. P. Boreiko, “Stability of systems composed of shells of revolution with variable Gaussian curvature,” Mat. Met. Fiz. Mekh. Polya, 62, No. 1, 127–142 (2019).
5. Ya. M. Grigorenko, E. I. Bespalova, A. B. Kitaigorodskii, and A. I. Shinkar’, Free Vibrations of Elements of Shell Structures [in Russian], Naukova Dumka, Kyiv (1986).