SUPARJA, suparja . Peningkatan Kemampuan Menyelesaikan Soal Penjumlahan Pecahan Kelas V Model Pembelajaran Demonstrasi Sd Negeri 013 Pongkai. Journal of Development Education and Learning (JODEL), [S. l.], v. 2, n. 3, p. 185–189, 2024. DOI: 10.70437/jodel.v2i3.51. Disponível em: https://mail.jodel.or.id/index.php/jodel/article/view/51. Acesso em: 29 apr. 2026.