Hermawan, Dani. “Teori Eskalasi Manfaat (The Utility Escalation Theory) Menuju Khoirunnas Anfa’uhum Linnas”. Penerbit Aksara Shofa (August 22, 2026). Accessed September 11, 2026. https://penerbit.aksarashofa.com/index.php/press/article/view/12.