“Managerial Role of Principals in Islamic Boarding School Quality: Peran Manajerial Kepala Sekolah dalam Kualitas Sekolah Asrama Islam”, adabiyah, vol. 6, no. 2, p. 10.21070/adabiyah.v6i2.1741, Sept. 2025, doi: 10.21070/adabiyah.v6i2.1741.