1. PID algorithms and their computer implementation;Clarke;Trans. Inst. Meas. Control,1984
2. Critically loaded hole technology pilot collaborative test programme;Coombe;AGARD Report 678,1980
3. Application of a fast self-tuning control algorithm to a hydraulic test rig;Daley,1987
4. Continuous-time self-tuning methods;Demircioǧlu,1989
5. An adaptively controlled electrohydraulic servomechanism;Edge,1987