Encyclopedias and other reference works are a good place to begin your research. Why? Because they help put your research into context. Unless you understand the who, what, where and when of a topic, it's not so easy to see the reason -- the why -- an event occurred or an idea came into being.
Here are some reference works that may help you understand the context of Things Fall Apart:
General Databases: A good place to begin searching for articles is within one of our databases. These contain hundreds of academic journals and thousands of articles to which we have access. Below are a few databases that are particularly useful for historical research.
Academic Search Premier - Use this database to find articles related to virtually any topic or subject.
JSTOR - Database of full text scholarly journals from the first issue to 3-5 years ago.
Electronic Journals: Along with the many databases you can search, here are a few specific journals that may be useful: