ASY’ARI, Kholid; CHARLOTTE CRUZ; DARNOTO, Darnoto. Implementation of Problem Based Learning Model to Improve Conceptual Understanding and Active Participation of Students in Zakat Learning in Elementary Schools. Research Journal on Teacher Professional Development, [S. l.], v. 3, n. 02, p. 17–26, 2025. DOI: 10.21580/rjtpd.v3i02.24876. Disponível em: https://journal.walisongo.ac.id/index.php/rjtpd/article/view/24876. Acesso em: 16 jul. 2026.