%0 Journal Article %A A. V. Lezhnev %T On the behavior, for large time values, of nonnegative solutions of the second mixed problem for a~parabolic equation %J Sbornik. Mathematics %D 1987 %P 195-209 %V 57 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1987_57_1_a12/ %G en %F SM_1987_57_1_a12