“PENYELESAIAN PUZZLE SUDOKU MENGGUNAKAN ALGORITMA BRUTE FORCE DAN BACKTRACKING”, techno, vol. 10, no. 2, pp. 203–208, Sep. 2013, Accessed: Mar. 24, 2026. [Online]. Available: https://ojs.nusamandiri.ac.id/index.php/techno/article/view/549