%0 Journal Article %A A. I. Kozhanov %T Solvability of Some Inverse Problems of Determining Coefficients of Mixed-Type Equations %J Sibirskij žurnal čistoj i prikladnoj matematiki %D 2008 %P 81-99 %V 8 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VNGU_2008_8_3_a4/ %G ru %F VNGU_2008_8_3_a4