PIRYANTI, Piryanti. PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING DALAM MENINGKATKAN HASIL BELAJAR MATEMATIKA SISWA KELAS VIII.4 SMP NEGERI 40 PALEMBANG. JS (JURNAL SEKOLAH), [S. l.], v. 5, n. 1, p. 65–73, 2021. DOI: 10.24114/js.v5i1.22711. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/js/article/view/22711. Acesso em: 5 jul. 2025.