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  2. ISSN - Wikipedia

    en.wikipedia.org/wiki/ISSN_(identifier)

    ISSN is not unique when the concept is "a journal is a set of contents, generally copyrighted content": the same journal (same contents and same copyrights) may have two or more ISSN codes. A URN needs to point to "unique content" (a "unique journal" as a "set of contents" reference).

  3. Author-level metrics - Wikipedia

    en.wikipedia.org/wiki/Author-level_metrics

    Author Impact Factor: Author Impact Factor (AIF) is the Impact Factor applied to authors. [5] The AIF of an author in year is the mean number of citations given by papers published in year to papers published by in a period of years before year . Unlike the h-index, AIF is able to capture trends and variations of the impact of the scientific ...

  4. Wikipedia:ISSN - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:ISSN

    The ISSN or International Standard Serial Number identifies a serial publication, such as a newspaper, magazine, or academic journal, or blog; it is the periodical counterpart of the ISBN for a book. It does not identify a particular issue or a particular article in an issue.

  5. Contributor Roles Taxonomy - Wikipedia

    en.wikipedia.org/wiki/Contributor_Roles_Taxonomy

    The Contributor Roles Taxonomy, commonly known as CRediT, is a controlled vocabulary of types of contributions to a research project. [1] CRediT is commonly used by scientific journals to provide an indication of what each contributor to a project did.

  6. SCImago Journal Rank - Wikipedia

    en.wikipedia.org/wiki/SCImago_Journal_Rank

    A journal's SJR indicator is a numeric value representing the average number of weighted citations received during a selected year per document published in that journal during the previous three years, as indexed by Scopus. Higher SJR indicator values are meant to indicate greater journal prestige.

  7. Impact factor - Wikipedia

    en.wikipedia.org/wiki/Impact_factor

    The impact factor relates to a specific time period; it is possible to calculate it for any desired period. For example, the JCR also includes a five-year impact factor, which is calculated by dividing the number of citations to the journal in a given year by the number of articles published in that journal in the previous five years. [14] [15]

  8. Scientometrics - Wikipedia

    en.wikipedia.org/wiki/Scientometrics

    The impact factor (IF) or journal impact factor (JIF) of an academic journal is a measure reflecting the yearly average number of citations to recent articles published in that journal. It is frequently used as a proxy for the relative importance of a journal within its field; journals with higher impact factors are often deemed to be more ...

  9. Serial Item and Contribution Identifier - Wikipedia

    en.wikipedia.org/wiki/Serial_Item_and...

    It is an extension of the International Standard Serial Number, which identifies an entire serial (similar to the way an ISBN identifies a specific book). The ISSN applies to the entire publication, however, including every volume ever printed, so this more specific identifier was developed by the Serials Industry Systems Advisory Committee (SISAC) to allow references to specific parts of a ...