%0 Journal Article %A L. M. Kozhevnikova %T Uniqueness classes for solutions in unbounded domains of the first mixed problem for the %J Sbornik. Mathematics %D 2007 %P 55-96 %V 198 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2007_198_1_a3/ %G en %F SM_2007_198_1_a3