1. Loop-shaping PI controller redesign using least-squares model-matching;Acioli;Proc. 8th International Symposium on Dynamics and Control of Process Systems,2007
2. Robust Control;Ackermann,2002
3. Numerical computation of root loci using the Newton-Raphson technique;Ash;IEEE Transactions on Automatic Control,1968
4. PID Controllers: Theory, Design and Tuning;Aström,1995
5. PID Tuning of Plants With Time Delay Using Root Locus;Baker,2011