WASET
    Hamed Qahri Saremi and  Gholam Ali Montazer,  Web Usability : A Fuzzy Approach to the Navigation Structure Enhancement in a Website System, Case of Iranian Civil Aviation Organization Website.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2008, vol. 16(4). 1140 - 1145
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/3876.