“Dynamics of Ethno-Contact Zones in the Finno-Ugric Republics of the Urals and Volga Region in the Post-Soviet Period”. 2024. Proceedings of Voronezh State University. Series: Geography. Geoecology, no. 4 (December): 60-70. https://doi.org/10.17308/geo/1609-0683/2024/4/60-70.