FAHM, A. O. Boko Haram’s Claim to an Islamic Caliphate: Is it Creditable?. ICR Journal, [S. l.], v. 8, n. 3, p. 386–399, 2017. DOI: 10.52282/icr.v8i3.181. Disponível em: https://icrjournal.org/index.php/icr/article/view/181. Acesso em: 26 oct. 2025.