Tavana, M. A., H. Nassaj, and M. Bahrani. “Reconstruction of the Sociopolitical Hierarchy in Farabi’s Virtuous City Based on Type of Knowledge and Function”. Cosmos and History: The Journal of Natural and Social Philosophy, vol. 14, no. 3, Dec. 2018, pp. 297-20, https://cosmosandhistory.org/index.php/journal/article/view/639.