00613naa#a2200169#i#4500001001500000005001700015011001400032100004100046102000700087200010500094210010900199215001000308608002700318675005900345700001900404856002000423EN\\bibl\9295120260318033158.3##a1994-5655##a20241226b2024####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"d2024##a4 с.##aJournal article2local##aИсторическая демография. 314.148#1aTkachevgV. N.4#aras.editorum.ru