HAKIM, U. .; SYAMSURIANTI, S.; ZAINI, S. H. B.; BAHRI, A. .; SUARDI, S. Enhancing Student Engagement, Academic Performance, and Character through Problem- and Project-Based Learning: A Cross-National Study. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 24, n. 9, p. 20–39, 2025. Disponível em: https://ijlter.myres.net/index.php/ijlter/article/view/2482. Acesso em: 7 mar. 2026.