FLICK, .; KUCHEY, . Contest Corner: Developing Mathematical Thinking (pp. 51--54). Ohio Journal of School Mathematics, [S. l.], v. 84, n. 1, 2020. Disponível em: http://voyager.janeway.systems:9999/index.php/OJSM/article/view/7467. Acesso em: 7 nov. 2026.