%0 Journal Article %A V. A. Peleshko %T An isomorphism of trinomial relations of plasticity theory, and conditions for the solvability of boundary value problems %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1987 %P 93-96 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1987_4_a27/ %G ru %F VMUMM_1987_4_a27