WASET
    Z. Mortezaie and  H. Hassanpour and  S. Asadi Amiri,  Contrast Enhancement in Digital Images Using an Adaptive Unsharp Masking Method.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2017, vol. 129(9). 1051 - 1056
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10007889.