1. Pozhalostin, A.A., Free Oscillations of a Fluid in a Rigid Circular Cylindrical Container with an Elastic Flat Bottom, Izv. Vuz. Av. Tekhnika, 1963, vol. 6, no. 4, pp. 25–32 [Russian Aeronautics (Engl. Transl.), vol. 6, no. 4].
2. Goncharov, D.A., Axisymmetric Oscillations of Dual-Density Liquid in a Cylindrical Tank, Nauka i Obrazovanie, 2012, no. 4, URL: http://technomag.edu.ru/doc/362856.html .
3. Kononov, Yu.N. and Tatarenko, E.A., Free Oscillations of a Multilayer Fluid Divided by Elastic Inertial Membranes, Dinamicheskie Sistemy, 2004, issue 18, pp. 111–118.
4. Kononov, Yu.N. and Tatarenko, E.A., Free Oscillations of Elastic Membranes that Divided the Multilayer Fluid in a Cylindrical Tank with Elastic Bottom, Dinamicheskie Sistemy, 2006, issue 21, pp. 7–13.
5. Kochin, N.E., Kibel’, I.A., and Roze, N.V., Teoreticheskaya gidromekhanika (Theoretical Hydromechanics), Moscow: Fizmatlit, 1963.