Amit Kumar and  Anila Gupta and  Amarpreet Kaur,  Method for Solving Fully Fuzzy Assignment Problems Using Triangular Fuzzy Numbers.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2009, vol. 31(7). 1889 - 1892
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/12013.