TY - JOUR AU - V. I. Bulatov TI - Spectral controllability of systems with lag JO - Differencialʹnye uravneniâ PY - 1977 SP - 1876 EP - 1878 VL - 13 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1977_13_10_a20/ LA - ru ID - DE_1977_13_10_a20 ER -