The highly popular journal impact factor (JIF) is an average measure of citations within 1
year after the publication of a journal as a whole within the two preceding years. It is widely …

Since the use for evaluation purposes of the SCImago Journal & Country Rank (SJR) is
increasingly being considered, it is pertinent to carry out a qualitative and quantitative …

The growing flood of scholarly literature is exposing the weaknesses of current, citation–
based methods of evaluating and filtering articles. A novel and promising approach is to …

In growing numbers, scholars are integrating social media tools like blogs, Twitter, and
Mendeley into their professional communications. The online, public nature of these tools …

Publications in top journals today have a powerful influence on academic careers although
there is much criticism of using journal rankings to evaluate individual articles. We ask why …

Article-Level Metrics and the Evolution of Scientific Impact | PLOS Biology Skip to main
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Most scientometricians reject the use of the journal impact factor for assessing individual
articles and their authors. The well-known San Francisco Declaration on Research …

In bibliometrics, the association of “impact” with central‐tendency statistics is mistaken.
Impacts add up, and citation curves therefore should be integrated instead of averaged. For …

This extended editorial explores the growing range of stratagems devised by journal editors
to boost their Journal Impact Factor (JIF) and the consequences for the credibility of this …

Hirsch's h index is becoming the standard measure of an individual's research
accomplishments. The aggregation of individuals' measures is also the basis for global …