Engin Yesil and  Leon Urbas,  Big Bang – Big Crunch Learning Method for Fuzzy Cognitive Maps.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2010, vol. 47(11). 1756 - 1765
    [viewed 26 October 2021]. Available from: https://publications.waset.org/pdf/14767.