Design of delay observer-based controllers for uncertain time-lag systems. Mahmoud, Magdi S.; Zribi, Mohamed — 1999 Mathematical Problems in Engineering

Robust controllers for variable reluctance motors. Zribi, Mohamed; Alrifai, Muthana T. — 2005 Mathematical Problems in Engineering

Field-weakening nonlinear control of a separately excited DC motor. Zribi, Mohamed; Al-Zamel, Adel — 2007 Mathematical Problems in Engineering