Citation Indexes for finding articles that cite a given author or citation.
- Science Citation Index Expanded (1965+)
- Social Sciences Citation Index (1965+)
- Arts & Humanities Citation Index (1975+)
Citation Connection is now available. This includes:
- Data Citation Index (1900+)
- Derwent Innovations Index – Patents Database (1963+)
- Book Citation Index: Scholarly Books (2005+)
- Conference Proceedings Citation Index (1990+)
- Index Chemicus (IC) (1989+)
- Current Chemical Reactions (1993+)
- Current Contents Connect (1998+)