DUHA, Wawasan Darmawan. Upaya Meningkatkan Hasil Belajar Matematika Siswa melalui Penerapan Model Cooperative Learning Tipe Numbered Head Together (NHT) di Kelas XI SMA Negeri 1 Toma Nias Selatan. Jurnal Pendidikan Tambusai, [S. l.], v. 8, n. 1, p. 7021–7027, 2024. DOI: 10.31004/jptam.v8i1.13468. Disponível em: http://jptam.org/index.php/jptam/article/view/13468. Acesso em: 5 feb. 2025.