Asfiyah, Saikatu, and Dwi Esti Andriani. “Principal Duties in Integrated Islamic Junior High Schools: : A Case Study in Sleman Regency, Yogyakarta”. Belajea: Jurnal Pendidikan Islam, vol. 10, no. 1, May 2025, pp. 263-84, doi:10.29240/belajea.v10i1.12855.