%0 Journal Article %A V. V. Shumilova %T The spectrum of one-dimensional eigenoscillations of two-phase layered media with periodic structure %J Trudy Instituta matematiki i mehaniki %D 2022 %P 250-261 %V 28 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2022_28_4_a22/ %G ru %F TIMM_2022_28_4_a22