%0 Journal Article %A Ya. A. Kamenyarzh %T Stresses in incompressible media. The equialence of certain formulations of problems from the theory of ideal plasticity %J Doklady Akademii Nauk %D 1981 %P 46-49 %V 261 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1981_261_1_a10/ %G ru %F DAN_1981_261_1_a10