السامرائي إ. 2000. Samarra’i, Ibrahim. “Abū Ḥayyān Al-Tawḥīdī’s Al-Ishārāt Al-Ilāhiyyah (The Divine Signs),” Year 5, Issue 21 (Summer 1421 AH/ 2000 CE), Pp. 85-117 . Al-Fikr al-islāmī al-muʿāṣir (previously Islamiyat al-Ma’rifah). 6, 21 (Jul. 2000), 117–85. DOI:https://doi.org/10.35632/citj.v6i21.1753.