ISI Journal Impact Factor - Journal Citation Reports
The number of times an average article in the journal was cited during <time period>
What is considered a good impact factor?
FAQ from MD Anderson Cancer Center Research Medical Library
How to find the ISI Impact factor for a journal
The Fresno State Library does not subscribe to ISI's Journal Citation Reports.
However the ISI impact factor or other ranking is sometimes on the journal's website, e.g.:
Annals of Botany
Impact factor: 3.646
5-Yr impact factor: 4,246
Can't find a journal's website?
Ulrich's International Periodicals Directory Off-campus connection requires login