He holds an engineering degree and a PhD in industrial maintenance from the University of Boumerdès. He is an author and coauthor of many scientific papers and research projects. His research interests include industrial maintenance, reliability systems, dynamic systems, diagnostics and reliability optimization. Copyright © 2016. All market data is provided by Barchart Market Data Solutions. Futures: at least 10 minute delayed. Information is provided 'as is' and solely for informational purposes, not for trading purposes or advice. To see all exchange delays and terms of use, please see disclaimer.