%0 Journal Article %A D. O. Tsvetkov %T Small movements of a system of ideal stratified fluids completely covered with crumbled ice %J The Bulletin of Irkutsk State University. Series Mathematics %D 2018 %P 105-120 %V 26 %I mathdoc %U http://geodesic.mathdoc.fr/item/IIGUM_2018_26_a7/ %G ru %F IIGUM_2018_26_a7