TY - JOUR AU - I. U. Bronshtein AU - A. Ya. Kopanskii TI - Structurally stable obstructions to smooth linearization in a neighborhood of an invariant manifold JO - Differencialʹnye uravneniâ PY - 1986 SP - 762 EP - 768 VL - 22 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1986_22_5_a3/ LA - ru ID - DE_1986_22_5_a3 ER -