1. Minia University,Faculty of Engineering,Electrical Engineering Department,Minia,Egypt,61111
2. Hassan 1st University,Faculty of Sciences and Technology,Settat,Morocco,26000
3. Université Québéc en Abitibi Témiscamingue,Departement Ecole de Genie,Rouyn-No randa,Canada,QC J9X 5E4
4. Higher Institute of Engineering and Technology,Electrical and Computer Department,El-Minia,Egypt