Jalel EUCHI
Assistant Professor
OLID Laboratory, ISGIS, University of Sfax, Tunisia.
Department of Eco.Quan Methods and Informatics, ISAE
Université de Gafsa, Route de Tozeur - 2112 Gafsa.
(Cell) +216 97 898 518
Email: Jalel.Euchi@fsegs.rnu.tn; euchi.jalel@yahoo.fr