TY - JOUR AU - S. N. Vassilyev TI - On reduction theory in qualitative analysis and control of dynamic systems JO - Trudy Instituta matematiki i mehaniki PY - 2004 SP - 20 EP - 34 VL - 10 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2004_10_2_a1/ LA - ru ID - TIMM_2004_10_2_a1 ER -