NATALIA, T. Comparison of Student’s Learning Outcomes in Mathematics Subjects Using STAD Type Cooperatives with Peer Tutors in Grade X of SMA PGRI Betung Kabupaten Banyuasin. PPSDP International Journal of Education, [S. l.], v. 3, n. 1, p. 103–111, 2024. DOI: 10.59175/pijed.v3i1.198. Disponível em: https://ejournal.ppsdp.org/pijed/article/view/198. Acesso em: 17 jun. 2026.