%0 Journal Article %A S. A. Lomov %T The construction of asymptotic solutions of certain problems involving parameters %J Izvestiya. Mathematics %D 1968 %P 849-877 %V 2 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1968_2_4_a10/ %G en %F IM2_1968_2_4_a10