1. LAMIGEP, EMSI,Marrakesh,Morocco
2. Cadi Ayyad University,I2SP Research Unit, Faculty of Sciences Semlalia,Marrakesh,Morocco
3. Cadi Ayyad University,LMEE Laboratory, FSSM,Marrakesh,Morocco
4. Cadi Ayyad University,A2(SI) Team, Faculty of Sciences Semlalia,Marrakesh,Morocco