Authors e-mails:
Zohra OUZZIF zahra_ouzzif@yahoo.com
Kamal DOGHMI kdoghmi@gmail.com
Nezha MESSAOUDI messaoudi.nezha@yahoo.fr
Sanae BOUHSAIN bouhsainsanae1@yahoo.fr
Samira EL MACHTANI elmachtaniidrissi@yahoo.com
Asmae BIAZ biazasmaa@yahoo.fr
Achraf RACHID rachid.achraf1@gmail.com
Abdallah DAMI abdami@yahoo.fr
Ahmed BEZZA ahmedbezza239@gmail.com
Aissam EL MAATAOUI a.elmaataoui@uiz.ac.ma