Shivali D. Kulkarni and  Ameya K. Naik and  Nitin S. Nagori,  A Comparison of Real Valued Transforms for Image Compression.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2008, vol. 19(7). 1398 - 1402
    [viewed 27 October 2021]. Available from: https://publications.waset.org/pdf/9489.