AND finds both terms, OR finds one or both, NOT finds one term, but excludes the other
Using Limits to refine your Search
Limit your Search to Academic Journals
Limiting your search to Academic journals helps you eliminate news articles, book reviews, magazines and trade publications. Keep in mind that you may want to look at newspaper articles too.
Limit your Search by Subject
Limiting the search by subject will help you find articles with your search terms as a primary focus of the article.
Session link vs Permalink
The Permalink is the permanent link to the article. To access the Permalink, click the link icon at the bottom of the green box in the image. Then copy the permalink. (Do not use the one time Session Link at the top of the page. It will not bring you back to the article.)