ALIRMAN, Alirman. Penerapan Model Pembelajaran Kooperatif tipe Numbered Heads Together (NHT) untuk Meningkatkan Hasil Belajar Matematika Siswa Kelas XI IPS 5 SMAN 12 Pekanbaru. Innovative: Journal Of Social Science Research, [S. l.], v. 1, n. 2, p. 305–309, 2021. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/55. Acesso em: 26 jun. 2026.