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??? ????? ?? ???? ???? ?? ????? ???? ????? ??????? ??? ???? ??? ????? ??? ??????? . [1] ?????? ?? ??? 12000 ??? 7000 ??? ?????? ??????? ????? ??????? ????? ??????? ????? (C 14) ???? ??????? ?????????? . [2]
???? ?????? ?????? ?? ?????? ?? ????? ?????? ?????? ?????? ??? ????? ????? ?????? ?????? ? ??? ????? ????????? ??????? ???? ????? ??????????? ?????? ??????. [3]
??? ???? ????? ?? ????? ?? ????? ??????? ????? ???????. ????? ???? ?? ???????.
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