MARBUN, F. M. Pengaruh Model Pembelajaran Kooperatif Tipe Student Teams Achievement Division (STAD) Terhadap Kemampuan Pemahaman Konsep Matematis Siswa Kelas VIII SMP. Cartesius : Jurnal Pendidikan Matematika, [S. l.], v. 2, n. 1, p. 45–59, 2019. Disponível em: https://ejournal.ust.ac.id/index.php/CARTESIUS/article/view/485. Acesso em: 5 may. 2024.