STP-Based Marketing and Public Perception Shift of Urban Islamic Primary Schools: Introducing the Demand Surplus Indicator. Jurnal Pendidikan Islam, [S. l.], v. 13, n. 2, p. 183–192, 2024. DOI: 10.14421/jpi.2024.132.183-192. Disponível em: https://ejournal.uin-suka.ac.id/tarbiyah/JPI/article/view/7981. Acesso em: 3 feb. 2026.