Duval Raymond theory in teaching mathematical functions . Research, Society and Development, [S. l.], v. 10, n. 3, p. e27310313325, 2021. DOI: 10.33448/rsd-v10i3.13325. Disponível em: https://rsdjournal.org/rsd/article/view/13325. Acesso em: 5 dec. 2025.