Svetlana V., Dmitry E., Yulia A., y Ramil M. «Danube Bulgarians and Volga Bulgars in the Intellectual History of Russia of the 19th Century: The Case of Yuri Venelin and Andrei Likhachev». Revista Publicando 5, no. 16 (1) (julio 7, 2018): 640-647. Accedido mayo 6, 2024. https://revistapublicando.org/revista/index.php/crv/article/view/1531.