Finding Journal Impact Factors
Video (2:49) that walks you through finding an impact factor for a specific journal.

Journal Citation Reports Tutorial (ISI)
This tutorial will give you an overview of the features and use of JCR.

How to Analyze Self-Citations (ISI)
Self-citations are references to articles from the same journal and often make up a significant portion of the citations a journal gives and receives each year. You can compare self-citing rates and self-cited rates to supplement your journal evaluation.

Journal Impact Factor (ISI)
The journal impact factor is the average number of times articles have been cited in the JCR year from a journal published in the past two years.

Using Journal Citation Reports Wisely (ISI)
Citation data are not meant to replace informed peer review. Careful attention should be paid to the many conditions that can influence citation rates.