オグール語群
脚注・参考文献

↑  Hammarström, Harald; Forkel, Robert; Haspelmath, Martin et al., eds (2016). “Bolgar”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. http://glottolog.org/resource/languoid/id/bolg1249
↑  Peter Golden, 'The Khazar Sacral Kingship' in Kathryn Von Reyerson, Theofanis George Stavrou, James Donald Tracy (eds.) Pre-modern Russia and its world: Essays in honour of Thomas S. Noonan, Otto Harrassowitz Verlag, 2006 p.86.
↑  アヴァール語とは全く別の言語である。
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