شهیدی ف., “«موجود» و «وجود» در کتاب الحروف فارابی”, جاویدان خرد, vol. 11, no. 25, pp. 55–76, June 2022, Accessed: Sept. 27, 2026. [Online]. Available: https://journalsirip.com/index.php/javidankherad/article/view/767