PARDOSI, A. S.; MULIANI, E.; BARUS, J. B. N. B. PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) TERHADAP HASIL BELAJAR SISWA MATA PELAJARAN IPAS KELAS IV SD NEGERI BERTINGKAT BERASTAGI. Jurnal Ilmiah Pendidikan Dasar (JIPDAS), [S. l.], v. 6, n. 3, p. 5555–5562, 2026. DOI: 10.37081/jipdas.v6i3.5249. Disponível em: https://jurnal.spada.ipts.ac.id/index.php/JIPDAS/article/view/5249. Acesso em: 23 agu. 2026.