WASET
    Gang Liu and  Can Wang and  Runnan Zhang and  Quan Wang and  Huimin Song and  Shaomin Ji,  BTG-BIBA: A Flexibility-Enhanced Biba Model Using BTG Strategies for Operating System.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2017, vol. 126(6). 765 - 771
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10007355.