1. Universita del Salento,Dipartimento Ingegneria Innovazione,Lecce,Italy
2. University of Constantine 2,NTIC Faculty,TLSI Department,Constantine,Algeria
3. University of Oum El-Bouaghi,Department of Mathematics and Computer Science,Algeria
4. Ton DucThang University,Nonlinear Systems and Applications, Faculty of Electrical and Electronics Engineering,Ho Chi Minh City,Vietnam