IVAN RIYADI; SRI SUMARNI. Educational Leadership in the 21st Century: The Relevance of The Among Ki Hajar Dewantara System . Islam Transformatif : Journal of Islamic Studies, [S. l.], v. 9, n. 1, p. 103–123, 2025. DOI: 10.30983/it.v9i1.8797. Disponível em: https://ejournal.uinbukittinggi.ac.id/index.php/islamt/article/view/8797. Acesso em: 18 mar. 2026.