«Encyclopaedia Iranica». ص. At the same time the power of certain Turkish clans, the Barlās, Arlat, and Süldüs (Sūldūs), increased substantially, and they were even able to extend their influence over large portions of Afghanistan, to the detriment of the Kartid rulers there. دریافتشده در ۲۰۲۲-۰۵-۳۱.
Frances Carney Gies (September–October 1978). "The Man Who Met Tamerlane". Saudi Aramco World. 29. Archived from the original on 8 July 2011. Retrieved 26 July 2011.
Frances Carney Gies (September–October 1978). "The Man Who Met Tamerlane". Saudi Aramco World. 29. Archived from the original on 8 July 2011. Retrieved 26 July 2011.