1. Extension of Popov absolute stability criterion to non-autonomous systems with delays;Bliman;Internat. J. Control,2000
2. Delay-dependent guaranteed cost control for uncertain discrete-time systems with delay;Chen;IEE Proc. Control Theory Appl.,2003
3. Stability of linear functional differential equations;Fridman,2004
4. E. Fridman, Stability of systems with uncertain non-small delay: a new ‘complete’ Lyapunov–Krasovskii, IEEE Trans. Automat. Control, 51(5) (2006) 885–890.
5. A direct frequency domain approach to stability of linear systems with time-varying delays;Fridman,2005