TY - JOUR AU - A. S. Bugaev AU - A. G. Tatashev AU - M. V. Yashina TI - Spectrum of a continuous closed symmetric chain with an arbitrary number of contours JO - Matematičeskoe modelirovanie PY - 2021 SP - 21 EP - 44 VL - 33 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM_2021_33_4_a1/ LA - ru ID - MM_2021_33_4_a1 ER -