%0 Journal Article %A V. I. Voytitsky %A N. D. Kopachevskii %T On small motions of a physical pendulum with cavity filled with a system of three homogeneous immiscible viscous fluids %J Taurida Journal of Computer Science Theory and Mathematics %D 2018 %P 22-45 %N 3 %U http://geodesic.mathdoc.fr/item/TVIM_2018_3_a1/ %G ru %F TVIM_2018_3_a1