%0 Journal Article %A V. V. Kucherenko %T Asymptotic solutions of equations with complex characteristics %J Sbornik. Mathematics %D 1974 %P 159-207 %V 24 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1974_24_2_a0/ %G en %F SM_1974_24_2_a0