TY - JOUR AU - A. L. Lebedev TI - Ideal observability of discrete systems with delay JO - Differencialʹnye uravneniâ PY - 1987 SP - 1998 EP - 2001 VL - 23 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1987_23_11_a20/ LA - ru ID - DE_1987_23_11_a20 ER -