1. Faculty of Sciences Dhar El Mehraz Sidi Mohammed Ben Abdellah University, LESSI, BP 1796, Fes-Atlas , Morocco
2. Multidisciplinary Faculty Mohammed the First University, BP 300, Selouane 62700, Nador , Morocco
3. Industrial Engineering School University of Valladolid, Dr. Mergelina S/N, 47005 Valladolid , Spain