MASRURIYAH, Jois Syahadati; SUBEKTI, Ervina Eka; SUHARNO; LESTARI, Sri. PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING UNTUK MENINGKATKAN HASIL BELAJAR MATEMATIKA KELAS IV SD. Prosiding Seminar Nasional Pendidikan Profesi Guru, [S. l.], v. 1, n. 2, p. 2866–2875, 2023. Disponível em: https://conference.upgris.ac.id/index.php/psnppg/article/view/5447. Acesso em: 5 dec. 2025.