%0 Journal Article %A G. Yu. Udalova %T Inverse problem for equation of mixed elliptic-hyperbolic type %J Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ %D 2010 %P 89-97 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGU_2010_4_a10/ %G ru %F VSGU_2010_4_a10