DARMAYANTI, N.; WIARTA, I.; AGUSTIKA, G. Pengaruh Model Pembelajaran STAD berbasis Portofolio terhadap Kompetensi Pengetahuan Matematika. International Journal of Elementary Education, [S. l.], v. 2, n. 3, p. 228–236, 2018. DOI: 10.23887/ijee.v2i3.15962. Disponível em: https://ejournal.undiksha.ac.id/index.php/IJEE/article/view/15962. Acesso em: 26 may. 2024.