Modern research libraries rely heavily on web-based databases with graphical search interfaces for access to periodical literature. Periodical databases, often the online companion to a print index, compose a large portion of an academic library's reference collection. Periodical indexes and databases are essential to reference work because they are the tools that allow users to discover what has been published in periodicals. By completing this tutorial you will become more familiar with these important periodical database concepts:
1. Criteria for selecting a database
2. Database periodical indexes and database content
3. Keyword searches with AND, OR, NOT
4. Special search options and limiters
5. Using controlled vocabularies to improve “precision” in search results.