Dharma, I Made Aditya, dan Nyoman Ayu Putri Lestari. “The Impact of Problem-Based Learning Models on Social Studies Learning Outcomes and Critical Thinking Skills for Fifth Grade Elementary School Students”. Jurnal Ilmiah Sekolah Dasar 6, no. 2 (Juni 4, 2022): 263–269. Diakses Juli 17, 2024. https://ejournal.undiksha.ac.id/index.php/JISD/article/view/46140.