TY - JOUR AU - V. B. Levenshtam TI - Asymptotic analysis of some classes of ordinary differential equations with large high-frequency terms JO - Trudy Seminara im. I.G. Petrovskogo PY - 2009 SP - 142 EP - 175 VL - 27 IS - 27 UR - http://geodesic.mathdoc.fr/item/TSP_2009_27_27_a4/ LA - ru ID - TSP_2009_27_27_a4 ER -