HELMI, M.; ASRIAL, Asrial; HARIYADI, Bambang. The Effect of Problem-Based Learning Model on High School Students’ Critical Thinking Ability in Biotechnology Viewed from the Level of Confidence. Jurnal Penelitian Pendidikan IPA, [S. l.], v. 9, n. 9, p. 6870–6876, 2023. DOI: 10.29303/jppipa.v9i9.4067. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/4067. Acesso em: 29 dec. 2024.