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DE?? ???? ????
?? 9??? ?? ???? ????? ??? ??? ??.
?? ???? ?? ???? ????? ??? ??? ??? ????: ????, ?? ??.
British Standards Institution (BSI), ?? ???? ????
SCC, ?? ???? ????
YU-JUS, ?? ???? ????
KR-KS, ?? ???? ????
GSO, ?? ???? ????
RU-GOST R, ?? ???? ????
BE-NBN, ?? ???? ????
Korean Agency for Technology and Standards (KATS), ?? ???? ????
Japanese Industrial Standards Committee (JISC), ?? ???? ????