%0 Journal Article %A E. S. Smirnova %T Asymptotics of the Solution of an Initial--Boundary Value Problem for the One-Dimensional Klein--Gordon Equation on the Half-Line %J Matematičeskie zametki %D 2023 %P 602-614 %V 114 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2023_114_4_a8/ %G ru %F MZM_2023_114_4_a8