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WR 1011: Writing About Science & Technology: Gray Literature

What is Gray Literature?

"Gray literature is information produced by government agencies, academic institutions, and also the for-profit sector that is not typically made available by commercial publishers."

- Johns Hopkins Welch Medical Library

Examples of gray literature include:

  • Technical Reports
  • Research Reports
  • Government Documents 
  • Dissertations and theses
  • Clinical trials
  • White papers
  • Working papers
  • Newsletters
  • Patents 

Find Gray Literature - Examples

Government Reports and Fact Sheets: 

Technical Reports:



Non-Government Organizations (NGOs)

Research Reports: