Alkallak, I.N. (2017) “Using Magic Square of Order 3 To Solve Sudoku Grid Problem”, Ibn AL-Haitham Journal For Pure and Applied Sciences, 26(1), pp. 358–365. Available at: https://jih.uobaghdad.edu.iq/index.php/j/article/view/545 (Accessed: 29 March 2025).