Tijani Delleji and  Mourad Zribi and  Ahmed Ben Hamida,  On the EM Algorithm and Bootstrap Approach Combination for Improving Satellite Image Fusion.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2008, vol. 23(11). 3796 - 3805
    [viewed 25 January 2020]. Available from: https://publications.waset.org/pdf/3474.