1. Evaluation and comparison of the tracking performance between NPID ICOND controller, NPID controller and PID controller;saidin;Journal of Engineering Science and Technology,2023
2. Evaluation on tracking performance of NPID triple hyperbolic and NPID double hyperbolic controller based on fast fourier transform (FFT) for machine tools;abdullah;Journal of Advanced Manufacturing Technology,2018
3. Design of Sliding Mode Controller Using Smoothening Method for Chattering Suppression in Machine Tools
4. Sliding mode control in electromechanical systems;utkin,2009
5. System identification – a frequency domain approach;pintelon,2012