DHARMA, I. M. A.; LESTARI, N. A. P. 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, [S. l.], v. 6, n. 2, p. 263–269, 2022. DOI: 10.23887/jisd.v6i2.46140. Disponível em: https://ejournal.undiksha.ac.id/index.php/JISD/article/view/46140. Acesso em: 23 dec. 2024.