LESTARI, Oky; MURNIATI, Ngurah Ayu Nyoman; RESMIWATI, Resmiwati. Peningkatan Efikasi Diri melalui Model Problem Based Learning Mata Pelajaran IPAS Kelas IV SD Negeri Peterongan. Jurnal Pendidikan Tambusai, [S. l.], v. 8, n. 2, p. 21017–21025, 2024. Disponível em: https://jptam.org/index.php/jptam/article/view/16073. Acesso em: 14 jul. 2025.