The Web of Science (previously known as the Web of Knowledge) provides quick, powerful access to the world's leading citation databases. Coverage includes the sciences, social sciences, arts, and humanities, available to 1900.
The Web of Science Includes: Biosis Citation Index, Currents Contents Connect, Data Citation Index, Derwent Innovations Index, MEDLINE, SciELO Citation Index, Zoological Record, and the Web of Science Core Collection: Arts & Humanities Citation Index, Book Citation Index, Conference Proceedings Citation Index, Current Chemical Reactions, Index Chemicus, Science Citation Index Expanded, and Social Sciences Citation Index.)
This searches by keyword so if you know the journal title, enter it in quotes for more accurate results. For example, "American Historical Review."