Now incorporated in DANS, Open Grey, a consortium of academic institutions in Europe, is a database of 700,000 grey literature references in Europe plus links to many full-text documents – technical or research reports, doctoral dissertations, conference papers and official publications. Search results are organized by author, organization, discipline, keyword, and year and document type with access to the full-text documents. Examples of grey (gray) literature include technical or research reports, doctoral dissertations, some conference papers, some official publications, and other types of grey literature. OpenGrey covers Science, Technology, Biomedical Science, Economics,