%0 Journal Article %A P. V. Babich %T Finding an unknown rapidly oscillating right-hand side in multidimensional first-order hyperbolic system %J Vladikavkazskij matematičeskij žurnal %D 2022 %P 15-23 %V 24 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMJ_2022_24_1_a1/ %G ru %F VMJ_2022_24_1_a1