%0 Journal Article %A Viktor I. Korzyuk %A Jan V. Rudzko %T Classical and mild solution of the first mixed problem for the telegraph equation with a nonlinear potential %J The Bulletin of Irkutsk State University. Series Mathematics %D 2023 %P 48-63 %V 43 %I mathdoc %U http://geodesic.mathdoc.fr/item/IIGUM_2023_43_a3/ %G en %F IIGUM_2023_43_a3