1. Automatic tuning of simple regulators with specifications on phase and amplitude margins;Åström;Automatica,1984
2. Automatic tuning of pid controllers;Åström;Instrument Society of America,1988
3. Control Loop Foundation, Batch and Continuous Processes;Blevins,2011
4. Theoretical consideration of retarded control;Cohen;Trans. ASME,1953
5. Increasing customer value of industrial control performance monitoring: Honeywell's experience;Desborough;Proc. AIChE Symp. Ser.,2002