TY - JOUR AU - A. Ya. Kopanskii TI - Finitely Smooth Normal Forms of a Local Family of Diffeomorphisms near the Center Manifold of a Fixed Point JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1995 SP - 78 EP - 80 VL - 29 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1995_29_3_a12/ LA - ru ID - FAA_1995_29_3_a12 ER -