PRABHA, M.; RADHA, S.; PRIYA, P. M.; DHIVYA, B. S. Sudoku Solver Using Minigrid Based Backtracking Algorithm. International Journal of Research in Engineering, Science and Management, [S. l.], v. 5, n. 6, p. 138–140, 2022. Disponível em: https://journal.ijresm.com/index.php/ijresm/article/view/2180.. Acesso em: 7 may. 2024.