MULIANA, Haika; RAMDANI, Agus; KUSMIYATI, Kusmiyati. Effect of Problem-Based Learning Model on Biology Learning Motivation and Conceptual Understanding. Jurnal Pijar Mipa, [S. l.], v. 20, n. 5, p. 958–964, 2025. DOI: 10.29303/jpm.v20i5.9716. Disponível em: http://jurnalfkip.unram.ac.id/index.php/JPM/article/view/9716. Acesso em: 20 aug. 2025.