There are times it may be helpful to try searching Google Scholar. Google Scholar will find a LOT of scholarly articles, and it may be harder to narrow by topic. But it can be helpful if you are struggling to find sources. It is also helpful if you want to understand what literature is available on a topic.
When searching in Google Scholar, access it through the CSP library (link below). This will provide links to articles available in the CSP library and help you find the full text.