Nhụy, Nguyễn, and Vũ Thị Hồng Thanh. “ Fuzzy Space and the Game Invariance T Lieorern”. Journal of Computer Science and Cybernetics 16, no. 4 (April 15, 2013): 44–51. Accessed May 3, 2024. https://vjs.ac.vn/index.php/jcc/article/view/2922.