Peningkatan Hasil Belajar Perkalian melalui Problem Based Learning Berbantuan Benda Konkret pada Siswa Kelas II. Cokroaminoto Journal of Primary Education, [S. l.], v. 9, n. 2, p. 949–961, 2026. DOI: 10.30605/cjpe.9.2.2026.8656. Disponível em: https://e-journal.my.id/cjpe/article/view/8656. Acesso em: 10 jul. 2026.