YUSMANIAR, yusmaniar; AFNI, N. .; ALANNASIR, W. PENERAPAN MODEL PROBLEM BASED LEARNING UNTUK MENINGKATKAN KEMAMPUAN BERPIKIR KRITIS SISWA KELAS IV DI SDN 160 INPRES LEMO-LEMO KAB. MAROS. ALENA : Journal of Elementary Education, [S. l.], v. 2, n. 1, p. 27–37, 2024. DOI: 10.59638/jee.v2i1.80. Disponível em: https://jurnal-fkip-uim.ac.id/index.php/alena/article/view/80. Acesso em: 6 nov. 2025.