JUNAEDAH, J.; IBRAHIM, M. Penerapan Model Problem Based Learning Untuk Meningkatkan Hasil Belajar Siswa Pada Pembelajaran Materi Sistem Tata Surya. PROSIDING NATIONAL CONFERENCE FOR UMMAH, [S. l.], v. 1, n. 1, p. 663–670, 2020. Disponível em: https://conferences.unusa.ac.id/index.php/NCU2020/article/view/694. Acesso em: 17 jul. 2024.