^Sergei Konstantinovich Belykh. "История народов Волго-Уральского региона" (PDF). udmurt.info (in Russian). Retrieved 7 October 2018.
^"В России режим Путина подавляет самоидентификацию коренных народов – активисты". zmina.info (in Russian). 21 March 2018. Retrieved 4 March 2021.
^Bushkovitch, Paul (2012). A concise history of Russia. New York: Cambridge University Press. p. 111. ISBN 978-0-521-54323-1.
Further reading
Frank, Allen J. (2000). "Historical Legends of the Volga-Ural Muslims concerning Alexander the Great, the City of Yelabuga, and Bāchmān Khān". Revue des mondes musulmans et de la Méditerranée [fr]. 89–90 (89–90): 89–107. doi:10.4000/remmm.274 – via Centre pour l'Édition Électronique Ouverte. - Includes an abstract in English and an abstract in French. The French title is "Légendes historiques des musulmans de la région Volga-Ural concernant Alexandre le Grand, la ville de Yelabuga, et Bāchmān Khān."