BR. PURBA, Elperida; SIAHAAN, Theresia Monika; PASARIBU, Eva. Pengaruh Model Pembelajaran Kooperatif Tipe Stad Terhadap Hasil Belajar Matematika Siswa Kelas III SD 124398 Pematangsiantar. Innovative: Journal Of Social Science Research, [S. l.], v. 5, n. 4, p. 11144–11159, 2025. DOI: 10.31004/innovative.v5i4.21166. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/21166. Acesso em: 15 may. 2026.