Binyamin Yusoff and  Imran Taib and  Lazim Abdullah and  Abd Fatah Wahab,  A New Similarity Measure on Intuitionistic Fuzzy Sets.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    June 2011, vol. 54(6). 819 - 823
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/1280.