TY - JOUR AU - V. V. Shumilova TI - The spectrum of one-dimensional eigenoscillations of two-phase layered media with periodic structure JO - Trudy Instituta matematiki i mehaniki PY - 2022 SP - 250 EP - 261 VL - 28 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2022_28_4_a22/ LA - ru ID - TIMM_2022_28_4_a22 ER -