%0 Journal Article %A A. A. Tolchennikov %T Behavior of the solution of the Klein–Gordon equation with a localized initial condition %J Teoretičeskaâ i matematičeskaâ fizika %D 2019 %P 330-340 %V 199 %N 2 %U http://geodesic.mathdoc.fr/item/TMF_2019_199_2_a10/ %G ru %F TMF_2019_199_2_a10