Aqila Azharrani Ibtihal, Maharani Windu Utami, Eneng Muslihah, and Machdum Bachtiar, “Comparative Islamic Leadership (Al-Ghazali at Fathul Ulum vs. Ibn Qayyim at Nur El-Falah Islamic Boarding School)”, alfahim, vol. 8, no. 1, pp. 16–36, Mar. 2026.