SINAGA, T. D.; TARIGAN, S. . . The Influence of Problem Based Learning and Discovery Learning Models on Student Learning Outcomes on Chemical Bonding Material. Indonesian Journal of Advanced Research, [S. l.], v. 3, n. 4, p. 507–518, 2024. DOI: 10.55927/ijar.v3i4.8972. Disponível em: https://journal.formosapublisher.org/index.php/ijar/article/view/8972. Acesso em: 4 jul. 2026.