Asrori, Saifudin, and Amsal Bakhtiar. “ARTICULATING TAKFIR: Ayman Al-Zawahiri and The Global Jihad Ideology”. Epistemé: Jurnal Pengembangan Ilmu Keislaman 16, no. 02 (March 29, 2022): 167-187. Accessed October 30, 2025. https://ejournal.uinsatu.ac.id/index.php/epis/article/view/5396.