Haytham Al-Feel and  M.A.Koutb and  Hoda Suoror,  Toward An Agreement on Semantic Web Architecture.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2009, vol. 25(1). 119 - 123
    [viewed 28 January 2020]. Available from: https://publications.waset.org/pdf/11355.