1. Department of Science and Technology, University Larbi Ben Mhidi, Oum El-Bouaghi, 04000 and Algeria, --- Select a Country ---
2. Department of E.E.A., National Polytechnic School of Constantine, BP 75 A, Nouvelle ville Ali Mendjli, 25100 Constantine and Algeria, --- Select a Country ---
3. Department of Petrochemistry, University of Skikda, Route d’Elhadaiek, BP 26, Skikda 21000 and Algeria, --- Select a Country ---