BRUNHEIRA, Lina; PONTE, João Pedro da. Defining geometric figures: a teacher education experiment with prospective elementary and infant teachers. Quadrante, [S. l.], v. 27, n. 2, p. 133–159, 2018. DOI: 10.48489/quadrante.22965. Disponível em: https://quadrante.apm.pt/article/view/22965. Acesso em: 15 nov. 2026.