Civil Engineering
Civil Engineering Department, University Amar Telidji, Laghouat, 03000, Algeria
Toufik DAHMANI, Department of History, Faculty of Human Sciences
Algiers 2 University
Department of chemical engineering
Université des Sciences et de la Technologie d'Oran -Mohamed Boudiaf-
Department of physics, Faculty of Exact Sciences and Informatics FSEI
Hassiba Benbouali University of Chlef