%0 Journal Article %A M. Ruzhansky %T Microlocal time decays for hyperbolic equations %J Novi Sad Journal of Mathematics %D 2008 %P 15-26 %V 38 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_2008_38_3a_2/ %F NSJOM_2008_38_3a_2