Available now: 2009 Journal Citation Reports Metrics

Journals Citation Reports (JCR) offers a systematic, objective means to critically evaluate the world's leading journals, with quantifiable, statistical information based on citation data. By compiling articles' cited references, JCR Web helps to measure research influence and impact at the journal and category levels, and shows the relationship between citing and cited journals.

All of the latest journal metrics are now available to you, including information for:

• More than 9,100 of the world's most highly cited, peer-reviewed journals
• 1,055 journals with their first published Journal Impact Factor
• Journals from over 2,200 publishers in 230 disciplines, from 78 countries
• Features that enhance your understanding of a journal's influence such as Five Year Impact Factors and Eigenfactor Metrics, Rank-in-Category Tables, Journal self-citations, and Impact Factor boxplots
  

The JCR can be accessed via the Web of Knowledge home page at: http://wok.mimas.ac.uk/ (off-campus access is via Raven password).

A quick reference card on how to use the JCR can be downloaded here: http://science.thomsonreuters.com/m/pdfs/mgr/qrc_jcr_april_09.pdf