Prospective mathematics teachers’ knowledge and competence analysing proportionality tasks. Educação e Pesquisa, [S. l.], v. 44, p. e182013, 2019. DOI: 10.1590/s1678-4634201844182013. Disponível em: https://www.revistas.usp.br/ep/article/view/157553.. Acesso em: 5 maio. 2024.