Citation Tracking is tracing who has cited a particular paper. As a literature search strategy, it can be useful for identifying important papers, discovering who else is doing research on a topic of interest, and finding more recent research on a topic.
Citation tracking is also critical to impact factor, a measure of an article's, or entire journal's, influence on a field of research. The more citations a paper or journal has, the higher the impact factor.
Biological Sciences: articles, full text and citations
Science, technology, engineering, mathematics, websites, resources