Saghafiyan, Ali, shojaei, hossein (2019). The Discourses Governing Ibn Bābiwayh Era and its Effect on the Concept of Ghaybah Based on the Book of Kamāl al-Dīn wa Tamām al-Ni'mah. *A Semiannual Journal of Qurān and Hadīth Historical Studies*, 25(65), 97-120.