Stabilization of an arbitrary order transfer function with time delay using PI and PD controllers. - Sead Sujoldzic; John M. Watkins (ACC, 2006)

Stabilization of an arbitrary order transfer function with time delay using a PID controller. - Sead Sujoldzic; John M. Watkins (CDC, 2006)

A unified approach for stabilization of arbitrary order continuous-time and discrete-time transfer functions with time delay. - Taegyu Lee; John M. Watkins; Tooran Emami; Sead Sujoldzic (CDC, 2007)