MUHTADIN. Cost-Free Policy and the Pursuit of Quality Education: An Exploratory Study in Islamic Secondary Education. Journal of Islamic Education Research, [S. l.], v. 6, n. 3, p. 353–366, 2025. DOI: 10.35719/jier.v6i3.516. Disponível em: https://jier.uinkhas.ac.id/index.php/jier/article/view/516. Acesso em: 16 oct. 2025.