VV.AA., V. Ilusiones ópticas. Padres y Maestros / Journal of Parents and Teachers, [S. l.], n. 94-93, p. 4–5, 2015. Disponível em: https://revistas.comillas.edu/index.php/padresymaestros/article/view/5358. Acesso em: 27 abr. 2024.