Tunisia, KSA, USA Professeur Hadji Riheb +213 667 368 671 https://scholar.google.fr/citations?user=oCiSTooAAAAJ&hl=fr&oi=aohttps://www.researchgate.net/profile/Riheb-Hadjihttps://www.adscientificindex.com/scientist/rihab-hadji/89470https://exaly.com/author/7004383/riheb-hadji/ Professeur Hamed Younes Hamed.Y@earthscope-consulting.com
