Grzesik, Ryszard. Ethnogenesis of the Slavs in the Polish Historical Reflection of the 20th–21st century Written by Сосницкий Дмитрий Александрович on 18 December 2017.
Mârza, R. Teaching Slavic History in Romania in 2017 Written by Сосницкий Дмитрий Александрович on 18 December 2017.
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