Anggriani, Nurul, and Rery Novio. “Perbandingan Hasil Belajar Antara Model Problem Based Learning Dengan Discovery Learning Pada Materi Dinamika Penduduk Kelas XI IPS Sman1 2x11 Kayu Tanam”. Innovative: Journal Of Social Science Research, vol. 3, no. 3, Aug. 2023, pp. 9694-01, http://j-innovative.org/index.php/Innovative/article/view/3299.