ISSNjärjestelmä
ISSNjärjestelmä, or the International Standard Serial Number system, is a unique identifier used to identify periodical publications such as journals, magazines, and newspapers. It is a numeric code consisting of eight digits, which is assigned by the International Organization for Standardization (ISO) and the International Agency for Information and Documentation (IAID). The ISSN is used to track the publication history of a periodical, including its title changes, mergers, and splits.
The ISSN system was first introduced in 1975, and it has since become an essential tool for
The ISSN system is organized into two parts: the first part, which consists of the first four
In addition to its use in identifying periodicals, the ISSN system is also used to track the
In summary, the ISSNjärjestelmä is a unique identifier used to identify and track periodical publications. It