%0 Journal Article %A D. A. Zakora %A N. D. Kopachevsky %T To the problem on small oscillations of a system of two viscoelastic fluids filling immovable vessel: model problem %J Contemporary Mathematics. Fundamental Directions %D 2020 %P 182-208 %V 66 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2020_66_2_a2/ %G ru %F CMFD_2020_66_2_a2