Awaluddin Faj, Didin Hafidhuddinb, Hendri Tanjung, & Budi Handrianto. (2023). The Concept of Total Leadership of Islamic Boarding Schools in KH Abdullah Syukri Zarkasyi’s Perspective (Case Study in Modern Islamic Boarding School Darussalam Gontor 1985-2020). Formosa Journal of Sustainable Research, 2(6), 1417–1430. https://doi.org/10.55927/fjsr.v2i6.4675