%0 Journal Article %A M. I. Estrin %T The equations of the dynamics of a compressible plastic medium %J Doklady Akademii Nauk %D 1960 %P 36-39 %V 135 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_135_1_a8/ %G ru %F DAN_1960_135_1_a8