%0 Journal Article %A V. G. Romanov %A T.V. Bugueva %T Inverse problem for wave equation with polynomial nonlinearity %J Sibirskij žurnal industrialʹnoj matematiki %D 2023 %P 142-149 %V 26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJIM_2023_26_1_a12/ %G ru %F SJIM_2023_26_1_a12