TY - JOUR AU - V. I. Voytitsky AU - N. D. Kopachevsky TI - On small oscillations of three joined pendulums with cavities filled with homogeneous ideal fluids JO - Sibirskie èlektronnye matematičeskie izvestiâ PY - 2020 SP - 260 EP - 299 VL - 17 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SEMR_2020_17_a83/ LA - ru ID - SEMR_2020_17_a83 ER -