%0 Journal Article %A Balachandran, Krishnan %T Nonlinear perturbations of quasi-linear delay control systems %J Kybernetika %D 1989 %P 41-44 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1989__25_1_a4/ %G en %F KYB_1989__25_1_a4