%0 Journal Article %A E. A. Kalita %T Local properties of solutions of higher-order elliptic systems with double nonlinearity %J Matematičeskie zametki %D 1999 %P 314-317 %V 65 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1999_65_2_a16/ %G ru %F MZM_1999_65_2_a16