%0 Journal Article %A Yu. L. Yakimov %T Unsteady motions of incompressible fluid in narrow regions %J Doklady Akademii Nauk %D 1957 %P 1080-1083 %V 115 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_115_6_a7/ %G ru %F DAN_1957_115_6_a7