Nine Nujum, Agus Tinus, and Kuncahyono. “The Principal’s Role in Building a Religious and Disciplinary Culture at SD Muhammadiyah Plus Maduran”. Journal of General Education and Humanities, vol. 5, no. 3, June 2026, pp. 3703–3716, doi:10.58421/gehu.v5i3.1378.