WASET
    Erika Martinez Ramirez and  Rene V. Mayorga,  A Cascaded Fuzzy Inference System for Dynamic Online Portals Customization.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2007, vol. 9(9). 515 - 528
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/4722.