Kuo-Cheng Liu,  Fragile Watermarking for Color Images Using Thresholding Technique.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2012, vol. 68(8). 939 - 942
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/6665.