Google advanced search is a useful resource when looking for grey literature and allows you to build more focussed searches than using Google. This self-paced tutorial will help you learn how to build effective searches using Google Advanced Search.
Finding grey literature may require you to use several sources of information. The resources listed below will help you to get started in your search.
Some databases and search engines focus on collating grey literature resources. Many of these resources are free to search, but not all will provide access to the full text of documents.
Research and education institutions produce and preserve theses, conference papers, reports, and other kinds of grey literature. Many of these repositories are open access resources that you can use to find information.
Many theses are freely available online, either through institutional repositories or open access databases.