%0 Journal Article %A G. S. Hakobyan %A S. Ghorbanian %T Initial-boundary value problem for second order degenerate pseudohyperbolic equations %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2012 %P 10-13 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2012_2_a1/ %G en %F UZERU_2012_2_a1