Degtyarev, K., V. Gnitko, Y. Naumenko, and StrelnіkovaЕ. “A Comparative Analysis of Axisymmetric Vibrations of Conical and Cylindrical Fluid-Filled Elastic Shells”. Bulletin of V.N. Karazin Kharkiv National University, Series «Mathematical Modeling. Information Technology. Automated Control Systems», Vol. 38, no. 2, Apr. 2018, pp. 33-41, https://periodicals.karazin.ua/mia/article/view/11461.