TY - JOUR AU - Ivan Yu. Polekhin TI - A Topological--Analytical Method for Proving Averaging Theorems on an Infinite Time Interval in a Degenerate Case JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2023 SP - 195 EP - 205 VL - 322 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2023_322_a15/ LA - ru ID - TM_2023_322_a15 ER -