00616naa#a2200169#i#4500001001500000005001700015011001400032100004100046102000700087200010500094210010900199215001000308608002700318675005900345700001900404856002300423EN\\bibl\9295120250421053749.1##a1994-5655##a20250207b2025####ek#y0engy0150####ca##aRU1#aPopulation dynamics of the Ancient Russian state (late IX – early XIII centuries)eJournal article1#aSyktyvkarcFSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"d2025##a4 с.##aJournal article2local##aИсторическая демография. 314.148#1aTkachevgV. N.4#akomisc.editorum.ru