%0 Journal Article %A O. M. Kechina %T Nonlocal problem for hyperbolic equation with conditions specified inside characteristic rectangle %J Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ %D 2009 %P 50-56 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGU_2009_6_a4/ %G ru %F VSGU_2009_6_a4