%0 Journal Article %A A. V. Konovalov %A E. S. Levchenko %A A. S. Savin %T Reconstruction of a plane flow of a heavy ideal fluid from the %J Doklady Akademii Nauk %D 1989 %P 294-296 %V 305 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_305_2_a9/ %G ru %F DAN_1989_305_2_a9