1. Automatic Tuning of Simple Regulators With Specifications on Phase and Amplitude Margins;Åström;Automatica,1984
2. Tuning PID Controllers with Integral Performance Criteria;Atherton,1991
3. Applications of a Nonlinear Controller Design Approach Based on the Quasilinear System Models;Taylor,1984
4. Nonlinear Control System Design Based on Quasilinear System Models;Taylor,1985
5. Synthesis of Nonlinear Controllers with Rate Feedback via Sinusoidal-Input Describing Function Methods;Taylor,1990