About the Authors

Kais Ncibi

University of Economics and Management of Sfax, MODILIS Lab

Tarek Sadraoui

University of Economics and Management of Mahdia, MODILIS Lab

Mili Faycel

University of Economics and Management of Mahdia, MODILIS Lab

Amor Djenina

University of Tebessa Algerie

Corresponding Author

Email: tarek.sadraoui@gmail.com