Wan-Hyun Cho and  In-Seop Na and  Seong-ChaeSeo and  Sang-Kyoon Kim and  Soon-Young Park,  Single Image Defogging Method Using Variational Approach for Edge-Preserving Regularization.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2013, vol. 78(6). 829 - 833
    [viewed 17 February 2020]. Available from: https://publications.waset.org/pdf/11198.