TY - JOUR AU - A. S. Shamaev AU - V. V. Shumilova TI - Spectrum of one-dimensional natural vibrations of layered medium consisting of elastic material and viscous incompressible fluid JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2020 SP - 53 EP - 57 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2020_4_a7/ LA - ru ID - VMUMM_2020_4_a7 ER -