TY - JOUR AU - I. D. Kochubievskiy AU - G. M. Ulanov TI - Information theoretical conditions for invariance of linear control systems JO - Doklady Akademii Nauk PY - 1963 SP - 1268 EP - 1270 VL - 148 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_148_6_a8/ LA - ru ID - DAN_1963_148_6_a8 ER -