DAMANIK, Denada; YUNITA, Sri. Pengaruh Model Pembelajaran Berbasis Masalah pada Mata Pelajaran PPKn Terhadap Hasil Belajar Siswa Kelas XI SMA Negeri 2 Lubuk Pakam. SAKOLA: Journal of Sains Cooperative Learning and Law, [S. l.], v. 2, n. 1, p. 586–590, 2025. DOI: 10.57235/sakola.v2i1.5836. Disponível em: https://rayyanjurnal.com/index.php/sakola/article/view/5836. Acesso em: 8 jul. 2026.