Penerapan Model Pembelajaran Problem Based Learning (PBL) dalam Meningkatkan Kemampuan Menyelesaikan Soal Cerita Perkalian Kelas III Sekolah Dasar. Nusantara Educational Review, [S. l.], v. 3, n. 1, p. 51–61, 2024. DOI: 10.55732/ner.v3i1.1538. Disponível em: https://journal.unusida.ac.id/index.php/ner/article/view/1538. Acesso em: 1 jul. 2025.