00657naa#a2200169#i#450# EN\RIOR\bibl\7217 20240825131736.7 20220406b2022####ek#y0engy0150####ca RU Ethnopolitical overview of the Turkic-speaking peoples in eastern Europe and southern Siberia during the early Middle Ages Conference article/thesis Moscow Publishing Center RIOR 2022 5 с. Conference article/thesis local Право. Юридические науки. 34 Право. Юридические науки. 67 bbk Melentev Andrey Vitalievich riorpub.com