The Bao, Pham, Nguyen Thanh Nhan, and Luu Huu Thuan. 2003. “RECOGNIZING, CLASSIFYING AND COUNTING OBJECTS OF 2D IMAGES”. Science and Technology Development Journal 6 (7&8), 50-55. https://doi.org/https://doi.org/10.32508/stdj.v6i7&8.3343.