TY - JOUR AU - Balachandran, Krishnan TI - Nonlinear perturbations of quasi-linear delay control systems JO - Kybernetika PY - 1989 SP - 41 EP - 44 VL - 25 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1989__25_1_a4/ LA - en ID - KYB_1989__25_1_a4 ER -