WASET
    Michał Glet and  Kamil Kaczyński,  Authentication of Physical Objects with Dot-Based 2D Code.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2020, vol. 164(8). 293 - 299
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/10011383.