“MODEL PROBLEM BASED LEARNING (PBL) DAN HASIL BELAJAR MATEMATIKA KELAS V SD INPRES LIKUPANG DUA” (2025) Bloom Journal, 2(3). Tersedia pada: https://ejurnal.unima.ac.id/index.php/bloom/article/view/13246 (Diakses: 4 Maret 2026).