%0 Journal Article %A S. E. Aleksandrov %A R. V. Goldshtejn %T A variational principle in the theory of plastic flow taking into %J Doklady Akademii Nauk %D 1995 %P 484-486 %V 342 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1995_342_4_a14/ %G ru %F DAN_1995_342_4_a14