FITRATUNISYAH, Fitratunisyah; BACTIAR, Imam; JAMALUDDIN, Jamaluddin. Research Trends of Problem Based Learning (PBL) Models to Improve Students’ Critical Thinking Skills and Learning Outcomes (2016-2025): A Systematic Review. Current Educational Review, [S. l.], v. 1, n. 4, p. 169–177, 2025. DOI: 10.56566/cer.v1i4.410. Disponível em: https://journals.balaipublikasi.id/index.php/cer/article/view/410. Acesso em: 16 jan. 2026.