Can't think of a topic to research?
Handbooks, encyclopedias, dictionaries and other reference sources are a good place to look for
Sometimes the bibliography from an article in an encylopedia or handbook
Most subject guides have a Background Information tab. Use it!
Articles chop up your topic into little, narrow questions. If you find 5 articles, each presenting a narrow study, it's often hard to see how they fit together and what question they are all trying to answer.