1. Mechanical Engineering Department, University of 20 Aout 1955, Skikda, Algeria
2. Materials and Energy Engineering Laboratory (LMGE), Technology Department, Faculty of Technology, 20 Aout 1955 University of Skikda, Skikda, Algeria
3. Department of Mathematics, M S Ramaiah Institute of Technology, Bangalore, Karnataka, India
4. Department of Physics and Chemistry, Higher Normal School, El Katiba Assia Djebar, Constantine, Algeria
5. Mechanics of Materials and Plant Maintenance Research Laboratory (LR3MI), Mechanical Engineering Department, Faculty of Engineering, Badji Mokhtar University of Annaba (UBMA), Annaba, Algeria
6. Finance and Insurance Department, College of Business Administration, Northern Border University, Arar, Saudi Arabia
7. Department of Mathematics, Faculty of Science, New Valley University, El-Kharga, Al-Wadi Al-Gadid, Egypt