Agustina S, Syafrimen S, Suryanto T, Koderi K. Internal Quality Assurance System Based on Islamic Organizational Culture in Strengthening Educational Quality in Islamic High Schools: A Systematic Literature Review. AJIS [Internet]. 2026 June 25 [cited 2026 Aug. 27];4(2). Available from: https://journal.assyfa.com/index.php/ajis/article/view/1064