2010 Journal Citation Reports

JCR provides a combination of impact and influence metrics, and millions of cited and citing journal data points that comprise the complete journal citation network of Web of ScienceSM.
The 2010 JCR includes:
• More than 10,000 of the world’s most highly cited, peer reviewed journals in 238 disciplines
• Nearly 2,500 publishers and 84 countries represented
• Over 1,300 regional journals
• 1,075 journals receiving their first Journal Impact Factor
The recognized authority for evaluating journals, JCR presents quantitative data that supports a systematic, objective review of the world’s leading journals.
Caltech is a subscriber.