University of Monastir, University of Carthage, King Khalid University, Hitit University, Hitit University, affiliation not provided to SSRN, Benemérita Universidad Autónoma de Puebla (BUAP), affiliation not provided to SSRN, University of Monastir, 8 Mai 1945 – Guelma University, University of Monastir, University of Carthage, University of Monastir and Wuhan Textile University