TY - JOUR AU - L. I. Rodina AU - A. H. Hammady TI - Characteristics of invariancy for the attainability set of a control system JO - Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta PY - 2016 SP - 44 EP - 53 VL - 47 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IIMI_2016_47_1_a2/ LA - ru ID - IIMI_2016_47_1_a2 ER -