??? ???????? ?????? ???????? ???

????????? ???????? ????? ????
	; an ISSN, 2049-3630, as represented by an EAN-13 bar code .
????	??? ??? ??? ??? ISSN
???? ?? ?????	> 2,000,000
?????	1976 ? 48 ??? ????
????????? ?????	??? ??? ??? ??? ????????? ?????
???? ?? ?????	8
Check digit	Weighted sum
????	2049-3630
????????	www .issn .org

??? ???????? ?????? ???????? ??? ? ????????? ???????? ????? ???? ?? ??? ???????? ?????? ?????? ???? ???? (International Standard Serial Number) ??? ??? ??? ???, ?? ????? ??? ???? (????) ?? ???? ??? ??? ???? ?? ?? ????? ????? ?? ???? ?? ???? ?? ?????? ?? ???? ??????? ??? ????? ???. ^[1] ?? ?? ???? ?? ????? ??? (????) ???? ???? ?? ????????? ???????? (?????????? ?? ?????) ????? ?? ????? ???? ??????? ????? ???. ???? ??? ???????? ??? ?? ?? ?????? ??????? ???? ??? ???? ??? ??? ???? ???? ?? ????? ??????? ???? (?????) ?? ?????? ?????? ????????? ?????? ???? (??????)? ?????? ?????? (??????) ??? (???????) ? ???? ???????? ???? ?? ???? ??????? ??? ????? ???.

????? [ ??????? ]

↑ "What is an ISSN?" . ISSN International Centre. ??? 24 ????? 2018 ?? ??? ??? ??????? ??? . ???? ??? 13 July 2014 . Check date values in: |archive-date= ( ??? )

[Whatis-1] "What is an ISSN?" . ISSN International Centre. ??? 24 ????? 2018 ?? ??? ??? ??????? ??? . ???? ??? 13 July 2014 . Check date values in: |archive-date= ( ??? )

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