“Strengthening Discipline Character of Students at Muhammadiyah Boarding-School (MBS) Muhiba Yogyakarta”. Dinamika Ilmu 20, no. 1 (June 15, 2020): 63–82. Accessed July 15, 2026. https://journal.uinsi.ac.id/index.php/dinamika_ilmu/article/view/1671.