%0 Journal Article %A T. N. Nesterova %T The method of matching asymptotic expansions for the solution of a hyperbolic equation with a small parameter %J Sbornik. Mathematics %D 1984 %P 541-550 %V 48 %N 2 %U http://geodesic.mathdoc.fr/item/SM_1984_48_2_a16/ %G en %F SM_1984_48_2_a16