Nikolov, G.; Polyvyanny, D. Ex Fontibus ad Veritatem. Vassil Gjuzalev’s contribution to Slavic and Balkan Medieval Studies Written by Сосницкий Дмитрий Александрович on 31 December 2016.
Polyvyannyj, D. I. Bulgars and Slavs and «friends» of among enemies the Byzantine Empire in the 7th–9th cc. Written by Сосницкий Дмитрий Александрович on 31 December 2016.
Polyvyanyy, Dmitriy Igorevich. Towards «new light» or «canceling» medieval Slavs? Notes to Eduard Mühle’ book Written by Смирнова Светлана Сергеевна on 08 December 2023.
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