NGONGO, A. M. D. . Penerapan model pembelajaran kooperatif tipe numbered heads together untuk meningkatkan hasil belajar dan aktivitas belajar kimia. Indonesian Journal of Educational Development (IJED), [S. l.], v. 3, n. 1, p. 16–24, 2022. DOI: 10.5281/zenodo.6563799. Disponível em: https://ojs.mahadewa.ac.id/index.php/ijed/article/view/1885. Acesso em: 21 aug. 2025.