“The Philosophical Concept of the Five Spirits (Panca Jiwa) of Darussalam Gontor Alumni Islamic Boarding Schools in Shaping Students’ Character: A Case Study of Darul Istiqamah Islamic Boarding School Barabai and Al Islam Agricultural Technology Islamic Boarding School Tabalong” (2026) Al-Ilmi : Journal of Islamic Education, 3(1), pp. 1–15. doi:10.67899/ai.v3i1.828.