1. Crystallography and Thermodynamics Laboratory, Faculty of Chemistry, University of Sciences and Technology Houari Boumediene, PO Box 32 El Alia, 16111 Bab Ezzouar, Algiers, Algeria
2. Higher National Veterinary School of Algiers. PO Box 161 El Alia, 16111 Algiers, Algeria
3. Laboratory of Thermodynamics and Analytical Chemistry, Claude Bernard University (Lyon I), 43, Boulevard du 11 Novembre 1918, 9622 Villeurbanne, France