%0 Journal Article %A A. Ya. Malkin %A A. I. Leonov %T On the instability criteria for sheer deformation processes in elastico-viscous media %J Doklady Akademii Nauk %D 1963 %P 380-383 %V 151 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_151_2_a38/ %G ru %F DAN_1963_151_2_a38