TY - JOUR AU - A. A. Ershov TI - Construction of reachable sets of controlled systems with second order of JO - Sibirskij žurnal vyčislitelʹnoj matematiki PY - 2020 SP - 365 EP - 380 VL - 23 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJVM_2020_23_4_a1/ LA - ru ID - SJVM_2020_23_4_a1 ER -