CONSTRUCTION AND ANALYSIS OF BALANCED INCOMPLETE SUDOKU SQUARE DESIGN. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 4, n. 2, p. 290–299, 2020. DOI: 10.33003/fjs-2020-0402-219. Disponível em: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/219. Acesso em: 4 sep. 2025.