Meyers Konversations-Lexikon, Vol. XII, p.873 (页面存档备份,存于互联网档案馆), original German edition, " Persien (Geschichte des neupersischen Reichs)".
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Nathan Light, "Turkic Literature and the Politics of Culture in Islamic World", Ch.3 in Slippery Paths (页面存档备份,存于互联网档案馆): the performance and canonization of Turkic literature and Uyghur muqam song in Islam and modernity, Thesis (Ph.D.), Indiana University, 1998.
Nathan Light, "Turkic Literature and the Politics of Culture in Islamic World", Ch.3 in Slippery Paths (页面存档备份,存于互联网档案馆): the performance and canonization of Turkic literature and Uyghur muqam song in Islam and modernity, Thesis (Ph.D.), Indiana University, 1998.