Author: Sergio Pena, Universidad Mayor (UM-Chile)
Nada Mohsin Taher, University of Kufa (UOK-Iraq)
Nashia Ajaz, Fatima Jinnah Women University (FJWU-Pakistan)
Noureddine Mouhadjer and Mohammed Kheladi, Aboubekr Belkaid University of Tlemcen (UABT)
Dr. Paulo Chapchap, Prof. ThaĆs Pedrini, Prof. Vanessa Grassiotto, Prof. Taiguara Costa - UniEduK Group (Brazil)