WASET
    Chung-Seong Hong and  Hyung-Sun Kim and  Joonmyun Cho and  Hyun Kyu Cho and  Hyun-Chan Lee,  Context Modeling and Reasoning Approach in Context-Aware Middleware for URC System.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2007, vol. 8(8). 1138 - 1142
    [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/4381.