Hajer Taktak and  Faouzi Moussa,  Towards Natively Context-Aware Web Services.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2015, vol. 103(7). 1817 - 1823
    [viewed 25 January 2022]. Available from: https://publications.waset.org/pdf/10005944.