NISA, Hairunisa; SETIAWAN, Deni; WALUYO, Edi. Bagaimana model problem based-learning dapat meningkatkan hasil belajar siswa sekolah dasar?. Jurnal Penelitian Tindakan Kelas, [S. l.], v. 1, n. 2, p. 70–75, 2023. DOI: 10.61650/jptk.v1i2.145. Disponível em: https://journal.assyfa.com/index.php/jptk/article/view/145. Acesso em: 7 may. 2026.