TY - JOUR AU - V. E. Khartovskii TI - On some problems of controllability and observability for differential-algebraic systems with aftereffect JO - Trudy Instituta matematiki PY - 2021 SP - 126 EP - 137 VL - 29 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMB_2021_29_1_a11/ LA - ru ID - TIMB_2021_29_1_a11 ER -