Citation networks (or trails) connect research literature to each other. Many search tools/databases leverage citation networks to suggest Related Articles and/or allow you to browse Bibliographies (backward citation trails) or Cited By information (forward-facing citation trails).
Use an article's citations trails to find more information related to your research. This video will show you how to locate an article's citation trails in Web of Science, Google Scholar, and UC Library Search. (3 min.)