PERMEININGSIH. Managerial Certification for Raudhatul Athfal Principals as an Intervention Strategy to Increase Credibility and Public Enrollment Rates. JURNAL ILMIAH GEMA PERENCANA, [S. l.], v. 4, n. 3, p. 1971–1990, 2026. DOI: 10.61860/jigp.v4i3.361. Disponível em: https://gemaperencana.id/index.php/JIGP/article/view/361. Acesso em: 22 apr. 2026.