%0 Journal Article %A Yu. I. Kadashevich %A A. N. Mikhailov %T Theory of plasticity without a fluidity surface %J Doklady Akademii Nauk %D 1980 %P 574-576 %V 254 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1980_254_3_a14/ %G ru %F DAN_1980_254_3_a14