Dongkyoo Shin and  Dongil Shin and  Sukil Cha and  Seyoung Kim,  A Study on the Secure ebXML Transaction Models.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2008, vol. 22(10). 3389 - 3396
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/12535.