MARSELINA, K. T.; KRISTIANTARI, M. R. PENGARUH PENDEKATAN PEMBELAJARAN MATEMATIKA REALISTIK BERBASIS PORTOFOLIO TERHADAP KOMPETENSI PENGETAHUAN MATEMATIKA. Journal of Education Technology, [S. l.], v. 3, n. 2, p. 81–87, 2019. DOI: 10.23887/jet.v3i2.21708. Disponível em: https://ejournal.undiksha.ac.id/index.php/JET/article/view/21708. Acesso em: 4 may. 2024.