ALVIONITA, R. R.; ANGRAINI, L. M. Pengaruh Model Pembelajaran Berbasis Masalah terhadap Hasil Belajar Matematika Kelas 4 SD : (The Effect of Problem-Based Learning Model on 4th Grade Mathematics Learning Outcomes). Journal of Research in Science and Mathematics Education, [S. l.], v. 2, n. 3, p. 136–146, 2023. DOI: 10.56855/jrsme.v2i3.614. Disponível em: https://journals.eduped.org/index.php/jrsme/article/view/614. Acesso em: 27 jun. 2025.