%0 Journal Article %A A. P. Oskolkov %T Some estimates for nonuniformly elliptic equations and systems %J Informatics and Automation %D 1966 %P 203-232 %V 92 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1966_92_a13/ %G ru %F TRSPY_1966_92_a13