1. Department of Mathematics and Computer Science, University of Larbi Tebessi, Tebessa 12002, Algeria
2. Department of Mathematics and Computer Sciences, University of Larbi Ben M’hidi, Oum El Bouaghi, Algeria
3. Electrical Engineering Department, College of Engineering at Yanbu, Taibah University, Yanbu, Saudi Arabia
4. Dipartimento Ingegneria Innovazione, Universita del Salento, 73100 Lecce, Italy