Hamid A. Jalab and  Rabha W. Ibrahim,  Fractional Masks Based On Generalized Fractional Differential Operator for Image Denoising.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2013, vol. 74(2). 308 - 313
    [viewed 19 March 2024]. Available from: https://publications.waset.org/pdf/9996971.