WASET
    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.
    November 2013, vol. 84(12). 2465 - 2469
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/9996775.