Aissi, Saida
Gouider, Mohamed Salah
Sboui, Tarek
Said, Lamjed Ben
Funding for this research was provided by:
SOIE Laboratory, High Institute of Man-agement, Cite Bouchoucha, 2000 Le Bardo, Tunis, Tunisia
Article History
Received: 23 January 2015
Accepted: 21 August 2015
First Online: 8 October 2015