Doe Gyoon Koo

A tuning of the nonlinear PI controller and its experimental application

Chonghun Han, Moonyong Lee, Jietae Lee, 2001 .

Stability for Nonlinear Systems with Slowly Varying and SmallJump Inputs

Jietae Lee, Doe Gyoon Koo, Ho Cheol Park, 2002 .

pH control systems with in-line mixer: An experimental study

Jietae Lee, Doe Gyoon Koo, Ho Cheol Park, 2001 .