WASET
    Hiroaki Nasu and  Ryota Miyamoto and  Yuta Kodera and  Yasuyuki Nogami,  A Business-to-Business Collaboration System That Promotes Data Utilization While Encrypting Information on the Blockchain.   journal   = {International Journal of Information and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2022, vol. 183(3). 77 - 81
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10012469.