TY - JOUR AU - R. Gabasov AU - L. E. Zabello AU - F. M. Kirillova TI - Controllability of linear non-stationary systems JO - Doklady Akademii Nauk PY - 1975 SP - 1035 EP - 1037 VL - 225 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_225_5_a12/ LA - ru ID - DAN_1975_225_5_a12 ER -