Siti Mariyah et al. 2024. Commitment of Madrasah Heads in Improving State Tsanawiyah Madrasah Services in the Kepulauan Riau. Mutiara: Jurnal Ilmiah Multidisiplin Indonesia. 2, 3 (Jul. 2024), 1–17. DOI:https://doi.org/10.61404/jimi.v2i3.234.