Jianwei Ma and  Diriba Gemechu,  Anisotropic Total Fractional Order Variation Model in Seismic Data Denoising.   journal   = {International Journal of Geological and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2018, vol. 133(1). 40 - 44
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10008470.