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Bibliometrics & Research Impact: Bibliometric Sources

Bibliometric sources

In the main there are 4 major sources of bibliometric information. These are Scopus, The Web of Science, Dimensions and Google Scholar. Individual publishers can also provide some metrics. 


  • Scopus is an abstract and citation database of peer-reviewed literature: scientific journals, books and conference proceedings. It indexes over 23,000 peer-reviewed journals, 850 book series and conference papers from 120,000 worldwide events. 
  • Scopus is the data source for both the Times Higher Education University Rankings and the QS University Rankings
  • SciVal is a web based analytics solution that uses Scopus data to for visualizsng the performance of research publications.
  •  Both Scopus & SciVal are products from Elsevier the education publishing company

Web of Science

  • Web of Science is an abstract and citation database which includes 21,100 peer-reviewed, high-quality scholarly journals published worldwide in over 250 sciences, social sciences, and arts and humanities disciplines. Conference proceedings and book data are also included. 
  • Web of Science is the data source for the Shanghai University Rankings
  • Incites is a web based analytics solution that uses Web of Science data for visualizing the performance of research publications.
  •  Both Incites & Web of Science are products of Clarivate Analytics who provide many analytic and discovery tools to the University sector. 


  •  A multidisciplinary source that includes citation data from CrossRef
  • the field and relative citation ratios, and other indicators from Altmetric.

Google Scholar

  • Google Scholar is useful for interdisciplinary and international coverage because it tracks all types of scholarly publications on the internet. It is not a curated database and the methods of collection and inclusion are not openly available.
  • Google Scholar only offers basic metrics.