YULIASANDRA, Ellen Widy; WULANDARI, Fitria. The Influence of Problem Based Learning Model on the Critical Thinking Elementary School . Jurnal Penelitian Pendidikan IPA, [S. l.], v. 9, n. 8, p. 6610–6618, 2023. DOI: 10.29303/jppipa.v9i8.3766. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/3766. Acesso em: 27 jul. 2024.