NINGSIH, Ari Kusmiati; NASUTION, Nasution; KUSUMA DAYU, Dian Permatasari. Pengaruh Model Problem Based Learning Terhadap Hasil Belajar IPAS Materi Indonesiaku Kaya Raya Kelas 5 SD. Cetta: Jurnal Ilmu Pendidikan, [S. l.], v. 7, n. 4, p. 161–169, 2024. DOI: 10.37329/cetta.v7i4.3706. Disponível em: https://jayapanguspress.penerbit.org/index.php/cetta/article/view/3706. Acesso em: 18 nov. 2025.