%0 Journal Article %A F. E. Lomovtsev %T Global correctness theorem to the first mixed problem for the general telegraph equation with variable coefficients on a segment %J Problemy fiziki, matematiki i tehniki %D 2022 %P 62-73 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PFMT_2022_1_a9/ %G ru %F PFMT_2022_1_a9