Grey literature is defined as materials produced in a variety of industry both in print and electronic formats outside the traditional commercial publishing channels.  Credible resources providing access to grey/gray literature include:

• Open Grey – this resource provides open access to over 700,000 references produced in Europe which include research reports, dissertations and conference papers
• OAIster – the database grants access to over 50 million digital resources that include digitized books, articles, newspapers  and manuscripts as well as audio files, video files, photographic images, data sets, theses and research papers
• Open Access Theses and Dissertations (OATD) – a repository of over 4 million open access theses and dissertations from over 1100 academic institutions

To learn more about grey literature, consult the MSK Library for further assistance.