WASET
    Shirong Li and  Huan Yan,  Study on Applying Fuzzy AHP and GRA in Selection of Agent Construction Enterprise.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2011, vol. 54(6). 899 - 905
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/28.