Мироненко, М.Л. 2019. Construction of basic functions for problems of fluid oscillations in a tank. Bulletin of V.N. Karazin Kharkiv National University, series «Mathematical modeling. Information technology. Automated control systems». 43, (Oct. 2019), 54-64. DOI:https://doi.org/10.26565/2304-6201-2019-43-07.