Gray literature refers to literature produced and distributed outside traditional academic and commercial publishing industries. Instead of books or articles, gray literature usually takes the form of:
The list above is not comprehensive. There are many other forms of gray literature. This page will show you a few places to search for gray literature and offer some searching tips along the way.
If you have any questions or need help finding sources please get in touch with your librarian, Tim Berge. He's happy to meet with you and help you find the research you need.
A couple general search tips: