WEISENBERG, D. Some Thoughts on the Search for 5 × 5 and 6 × 6 Additive-Multiplicative Magic Squares. Minnesota Journal of Undergraduate Mathematics, Minneapolis, MN, v. 8, n. 1, 2024. Disponível em: https://pubs.lib.umn.edu/index.php/mjum/article/view/6015. Acesso em: 9 may. 2024.