HAKIM, S. .; EFFENDI, E.; WIDAYANTI, W. Perbandingan Model Group Investigation dan Number Head Together: Analisis terhadap Hasil Belajar. U-Teach: Journal Education of Young Physics Teacher, [S. l.], v. 1, n. 1, p. 11–17, 2020. DOI: 10.30599/uteach.v1i1.18. Disponível em: https://jsr.unuha.ac.id/index.php/u-teach/article/view/18. Acesso em: 23 apr. 2024.