Title: Mahdī-i mawʻūd-i ummathā.
Authors: Shahristānī, ʻAbd al-Riz̤ā.; ʻIlm al-Hudá, Nāṣir.
Year: 2012
Subjects: Mahdī, Muḥammad ibn al-Ḥasan,; Shīʻah Doctrines; Mahdism.