%0 Journal Article %A I. V. Korolev %T The behavior of nonnegative solutions of second-order parabolic equations near the boundary of the domain %J Differencialʹnye uravneniâ %D 1982 %P 706-708 %V 18 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1982_18_4_a21/ %G ru %F DE_1982_18_4_a21