WASET
    P. Joyce Beryl Princess and  Y. Harold Robinson,  Discrete and Stationary Adaptive Sub-Band Threshold Method for Improving Image Resolution.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2015, vol. 100(4). 1003 - 1006
    [viewed 09 May 2024]. Available from: https://publications.waset.org/pdf/10001613.