1. Auto disturbances rejection controller and its Applications;Han;Control Decis,1998
2. Control theory: model approach or control approach;Han;J Syst Sci Math Sci,1989
3. Nonlinear tracking-differentiator;Han;J Syst Sci Math Sci,1994
4. PID Nonlinear controller;Han;Acta Autom Sin,1994
5. Extended state observer for a class of uncertain plants;Han;Control Decis,1995