AHMAD SAEFUDIN FIQRI; ASTRI MULIANATI; BERNARDUS RICHARD SAPUTRA; HANI FEBRIANTI. Model Problem Based Learning Dalam Meningkatkan Hasil Belajar Peserta Didik Kelas VI Sekolah Dasar. Journal of Innovation in Primary Education, [S. l.], v. 1, n. 2, p. 144–151, 2022. Disponível em: https://ejournal.unma.ac.id/index.php/jipe/article/view/3934. Acesso em: 27 apr. 2025.