%0 Journal Article %A M. A. Basin %A N. Yu. Zavadovskii %T The model of a double spiral vortex as a limiting form of a free surface of the instationary flow of an ideal incompressible liquid %J Trudy seminara po kraevym zadačam %D 1985 %P 48-53 %V 22 %N 22 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUKZ_1985_22_22_a5/ %G ru %F KUKZ_1985_22_22_a5