%0 Journal Article %A S. E. Aleksandrov %T Discontinuous velocity fields under arbitrary deformation of an %J Doklady Akademii Nauk %D 1992 %P 769-772 %V 324 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1992_324_4_a11/ %G ru %F DAN_1992_324_4_a11