Gender studies can be challenging to research because many topics span several disciplines. Here are some suggested starting places:
America History & Life indexes scholarship regarding U.S. and Canadian history.
Sociological Abstracts would be a good place to search for articles regarding gender and society, race, class, and cross-cultural issues.
Large, multi-disciplinary indexes such as Academic Search Premier and ProQuest Research Library may expand your search results if you are not getting enough results in the above, more specialized indexes.
Interested in knowing more about journals? You can start by looking at a "core" list. Experts in the field have evaluated these journals and deemed this listing to be core; the selected titles are covered in three or more women and gender studies indexes, and/or they provide critical information for women and gender studies collection development.