TY - JOUR AU - O. B. Tsekhan TI - Robust sufficient conditions for uniform observability of a linear nonstationary singularly perturbed system JO - Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory PY - 2023 SP - 150 EP - 164 VL - 226 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTO_2023_226_a14/ LA - ru ID - INTO_2023_226_a14 ER -