Synthesis of robust PID controllers for time delay systems. - Norbert Hohenbichler; Jürgen Ackermann (ECC, 2003)

Robust PID-Controller Design Meeting Pole Location and Gain/Phase Margin Requirements for Time Delay Systems (Entwurf robuster PID-Regler mit Anforderungen an die Pollagen und an die Amplituden-/Phasenreserve für Totzeitsysteme). - Norbert Hohenbichler; Dirk Abel (Autom., 2006)

Potenziale aktiver und semiaktiver Skyhook-Regelgesetze in der Sekundärfederstufe von Schienenfahrzeugen (Potentials of Active and Semiactive Skyhook Control Laws applied to the Secondary Suspensions of Railway Vehicles). - Norbert Hohenbichler; Klaus Six (Autom., 2006)

Comments on "An Algorithm for Stabilization of Fractional-Order Time Delay Systems Using Fractional-Order PID Controllers. - Norbert Hohenbichler (IEEE Trans. Autom. Control., 2008)

All stabilizing PID controllers for time delay systems. - Norbert Hohenbichler (Autom., 2009)