TY - JOUR AU - C. A. Naligama AU - O. B. Tsekhan TI - Asymptotic approximations validity boundaries for decoupling transformation of three-time-scale linear time-invariant singularly perturbed systems with delay JO - Problemy fiziki, matematiki i tehniki PY - 2022 SP - 83 EP - 93 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PFMT_2022_2_a13/ LA - en ID - PFMT_2022_2_a13 ER -