%0 Journal Article %A A. Yu. Goritskii %T Asymptotic behavior of solutions of a hyperbolic equation that are unbounded as $t\to+\infty$ %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1990 %P 56-58 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1990_2_a11/ %G ru %F VMUMM_1990_2_a11