WASET
    Gülfem Alptekin and  S. Emre Alptekin,  Evaluation of Electronic Payment Systems Using Fuzzy Multi-Criteria Decision Making Approach.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2010, vol. 46(10). 1565 - 1570
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/6098.