TY - JOUR AU - V. I. Arnold TI - Topological properties of eigenoscillations in mathematical physics JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2011 SP - 30 EP - 40 VL - 273 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2011_273_a2/ LA - ru ID - TM_2011_273_a2 ER -