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Research Guides

Grey literature

General sources

Grey literature can be difficult to locate as there's no bibliographic control of it.

  • Use Google Advanced searches, Google Scholar or Non-Governmental Organizations Google custom search to identify organizations can be a good starting point for searching grey literature
  • Go directly to the organization's website, look for documents, reports and library
  • Search grey literature gateways such as OpenGrey
  • Select your geographic jurisdiction can be helpful if search result is huge

Google, Google Scholar & Google custom search

Grey literature gateways

UTL sources