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ISSN Number Checker

ISSN numbers consist of 8 digits. To check validity of an ISSN number enter the 8 digit ISSN number in the box below. You may also enter one ISSN with hyphen, e.g. 7125-6067

ISSN Number

You are validating the ISSN 5840-5402

Totally 11 possible ISSN for your checking

But only one with Right is correct

  1. ISSN 5840-5400 Wrong ISSN
  2. ISSN 5840-5401 Wrong ISSN
  3. ISSN 5840-5402 Correct ISSN
  4. ISSN 5840-5403 Wrong ISSN
  5. ISSN 5840-5404 Wrong ISSN
  6. ISSN 5840-5405 Wrong ISSN
  7. ISSN 5840-5406 Wrong ISSN
  8. ISSN 5840-5407 Wrong ISSN
  9. ISSN 5840-5408 Wrong ISSN
  10. ISSN 5840-5409 Wrong ISSN
  11. ISSN 5840-540X Wrong ISSN

What is ISSN?

ISSN is a worldwide identification code used by publishers, suppliers, libraries, information services, bar coding systems, union catalogues, etc. for citation and retrieval of serials such as Journals, Newspapers, Newsletters, Directories, Yearbooks, Annual Reports & Monograph series, etc. The benefits include international publicity and recognition of the serial by automatic inclusion in the International Serials Directory Database.

It is an eight digit number consisting of seven digits plus a check digit which enables a computer to recognise when the number is incorrectly cited. The check digit may be an X, otherwise the ISSN is fully numeric.