About the Authors

Tarek Sadraoui

Department of Quantitative Methods, Higher Institute of Business Administration of Gafsa, Laboratory of Modeling and Optimization for Decisional, Industrial and Logistic Systems, (MODELIS)

Nejib Mchirgui

University of Economics and Management, Laboratory of Modeling and Optimization for Decisional, Industrial and Logistic Systems, (MODELIS)

Corresponding Author

Email: tarek_sadraoui@yahoo.fr, Tarek.Sadraoui@fsegs.rnu.tn