Dissertations and Theses can be be valuable ways to look at what sort of research has already been done on your topic.
The next few resources are available at the University of Alabama Libraries. The three "Best bets" for books are Scout, the Catalog, and the Electronic Journals.
As mentioned in "e-resources," these materials are electronic. Check out these databases and websites as a way of finding books, articles, and more.
Here is a collection of databases of primary sources and other resources for researchers
Most of the Portuguese Studies books are located with in the PQ9000-9999 call number ranges.
PQ9000-9999: Portuguese literature