%0 Journal Article %A Balachandran, K. %A Rajagopal, N. %T Optimal control of nonlinear delay systems with implicit derivative and quadratic performance %J Kybernetika %D 1999 %P [225] %V 35 %N 2 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/KYB_1999__35_2_a6/ %G en %F KYB_1999__35_2_a6