See also: Hatun
- ^ Carter Vaughn Findley, Turks in World History, Oxford University Press, 2005, p. 45: "... Many elements of Non-Turkic origin also became part of Türk statecraft [...] for example, as in the case of khatun [...] and beg [...] both terms being of Sogdian origin and ever since in common use in Turkish. ..."
- ^ Fatima Mernissi, "The Forgotten Queens of Islam", University of Minnesota Press, 1993. pg 21: "... Khatun 'is a title of Sogdian origin borne by the wives and female relatives of the Tu-chueh and subsequent Turkish Rulers ..."
- ^ Leslie P. Peirce, "The Imperial Harem: Women and Sovereignty in the Ottoman Empire", Oxford University Press, 1993. pg 312: "... On the title Khatun, see Boyle, 'Khatun', 1933, according to whom it was of Soghdian origin and was borne by wives and female relations of various Turkish Rulers. ..."