HERYANDA, Y. PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) DALAM MENINGKATKAN HASIL BELAJAR MATEMATIKA. Jurnal Pijar: Pendidikan dan Pembelajaran, [S. l.], v. 5, n. 1, 2023. Disponível em: https://ejournal-leader.com/index.php/pijar/article/view/246. Acesso em: 22 dec. 2024.