FARIDA. Implementation Of A Portfolio-Based Learning Model To Improve Mathematics Learning Outcomes Of Primary School Students: Indonesia. Al-Mafahim: Jurnal Pendidikan Guru Madrasah Ibtidaiyah, [S. l.], v. 3, n. 1, p. 1-7, 2020. Disponível em: https://ejournal.stit-alkifayahriau.ac.id/index.php/almafahim/article/view/90. Acesso em: 5 nov. 2024.