“Eksistensi Fungsional Bahasa Indonesia dalam Ekologi Multibahasa Pesantren Luqman Al-Hakim: The Functional Existence of Indonesian in the Multilingual Ecology of Luqman Al-Hakim Islamic Boarding School”, Pesastra, vol. 3, no. 3, pp. 130–137, Aug. 2026, doi: 10.36709/pesastra.v3i3.152.