TY - JOUR AU - V. M. Morozov AU - F. Yu. Baklanov TI - Practical methods to investigate observability of linear time-varying systems JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2018 SP - 221 EP - 236 VL - 22 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2018_22_2_a14/ LA - ru ID - FPM_2018_22_2_a14 ER -