SARI, R. A.; NURSANDI, M.; MUNAWWAR, I.; IHSAN, M. Upaya Meningkatkan Keaktifan Belajar Matematika di SMPN 1 Kuok Metode Kooperatif STAD. Journal of Education Research, [S. l.], v. 4, n. 3, p. 1571–1576, 2023. DOI: 10.37985/jer.v4i3.297. Disponível em: https://jer.or.id/index.php/jer/article/view/297. Acesso em: 2 jul. 2025.