WASET
    Melike Şah and  Konstantin Y.Degtiarev,  Forecasting Enrollment Model Based on First-Order Fuzzy Time Series .   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2007, vol. 1(1). 221 - 224
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/15793.