Open Science Research Excellence
Othoman Elsayah and  Naren Gupta and  Binsheng Zhang,  Ranking of the Main Criteria for Contractor Selection Procedures on Major Construction Projects in Libya Using the Delphi Method.   journal   = {International Journal of Mechanical and Industrial Engineering}, [online]. World Academy of Science, Engineering and Technology. December 2013, vol. 84(12). 2465 - 2469[viewed 21 August 2019]. Available from: