WASET
    M. Uysal and  M. Yilmaz and  I. Tiryakioğlu ,  Comparison of Data Reduction Algorithms for Image-Based Point Cloud Derived Digital Terrain Models .   journal   = {International Journal of Geological and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2019, vol. 148(4). 245 - 249
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10010290.