%0 Journal Article %A A. Toraev %T The oscillation of solutions of elliptic equations %J Doklady Akademii Nauk %D 1985 %P 300-303 %V 280 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_280_2_a9/ %G ru %F DAN_1985_280_2_a9