1. School of Mathematics and Computer Science, Gannan Normal University, Ganzhou 341000, China
2. Laboratory of Analysis and Control of Differential Equations ”ACED”, Facuty MISM, Department of Mathematics, University of 8 May 1945 Guelma, P.O. Box 401, Guelma 24000, Algeria
3. Department of Mathematics, Taibah University, Al-Medina 42353, Saudi Arabia
4. School of Mathematical Sciences, College of Computing, Informatics and Mathematics, Universiti Teknologi MARA, Shah Alam 40450, Selangor, Malaysia
5. Department CPST, National Higher School of Technology and Engineering, Annaba 23005, Algeria