Erol Seke and  Kemal Özkan,  Multiresolution Approach to Subpixel Registration by Linear Approximation of PSF .   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2007, vol. 1(1). 94 - 97
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/5489.