Sastera kelabu

Sastera kelabu (atau kesusasteraan kelabu) ialah bahan dan penyelidikan yang dihasilkan oleh organisasi di luar saluran penerbitan dan pengedaran komersial atau akademik tradisional. Jenis penerbitan sastera kelabu biasa termasuk laporan (tahunan, penyelidikan, teknikal, projek, dll.), kertas kerja, dokumen kerajaan, kertas putih dan penilaian. Organisasi yang menghasilkan sastera kelabu termasuk jabatan dan agensi kerajaan, masyarakat sivil atau pertubuhan bukan kerajaan, pusat dan jabatan akademik serta syarikat dan perunding swasta.

Bacaan lanjut
Braun, Janice and Lola Raykovic Hopkins. "Collection-Level Cataloging, Indexing, and Preservation of the Hoover Institution Pamphlet Collection on Revolutionary Change in Twentieth Century Europe". Technical Services Quarterly 12:4 (1995): 1–8.
Cedefop; Eurolib. "EU grey literature: long-term preservation, access, and discovery". Luxembourg: Publications Office of the European Union, 2012. Available: http://www.cedefop.europa.eu/EN/Files/6115_en.pdf  
Childress, Eric and Erik Jul. "Going Gray: Gray Literature and Metadata". Journal of Internet Cataloging 6:3 (2003): 3–6.
Denda, Kayo. “Fugitive Literature in the Cross Hairs: An Examination of Bibliographic Control and Access”. Collection Management 27:2 (2002): 75–86.
D. J. Farace & J. Schöpfel (eds.) (2010). Grey Literature in Library and Information Studies. De Gruyter Saur.
Harrison, John. 2005.Grey Literature or Fugitive Report Project . MLA Forum, 4(1).
Hirtle, Peter. 1991. Broadsides vs. Gray Literature. Available: http://www-cpa.stanford.edu/byform/mailing-lists/exlibris/1991/1 I/msgOO02O.htm (June 15, 1997).
Information World. 1996. What is gray literature? Available: http://info.learned.co.uk/li/newswire/I196/wiII96.htm, (June 18, 1997).
Lawrence, A, Houghton J, Thomas J, and Weldon P 2014. Where is the evidence: realising the value of grey literature for public policy and practice. Swinburne Institute for Social Research.  
P. Pejsova (ed.) (2010). Grey Literature Repositories. Radim Bacuvcik VeRBuM, Zlin CZ.
Schöpfel, Joachim. Observations on the Future of Grey Literature. The Grey Journal 2:2 (2006): 67–76. Available:  (December 2009)
J. Schöpfel & D. J. Farace (2010). `Grey Literature'. In M. J. Bates & M. N. Maack (eds.), Encyclopedia of Library and Information Sciences, Third Edition, pp. 2029–2039. CRC Press.
Seeman, Corey. "Collecting and Managing Popular Culture Material: Minor League Team Publications as "Fringe" Material at the National Baseball Hall of Fame Library". Collection Management 27:2 (2002): 3–20.

Sulouff, P., et al. Learning about gray literature by interviewing subject librarians: A study at the University of Rochester. College & Research Libraries News, 66(7) 2005, pp. 510–515.
 White, Herbert. 1984. Managing the Special Library. White Plains, N. Y.: Knowledge Industries Publications, Inc.

Pautan luar

 About grey literature in medical systematic reviews
 GreyNet:  The Grey Literature Network Service
 Science.gov is a gateway to over 50 million pages of authoritative selected science information provided by U.S. government agencies, including research and development results.
 https://web.archive.org/web/20140514171345/http://www.scienceaccelerator.gov/ Science Accelerator searches science, including R&D results, project descriptions, accomplishments, and more, via resources made available by the Office of Scientific and Technical Information (OSTI), U.S. Department of Energy
 The GrayLIT network: A science portal of technical reports. From the Office of Scientific & Technical Information at the United States Department of Energy.
Grey Literature Library for UK Archaeology
 The International Journal on Grey Literature published one volume in 2000.  The content may be limited to subscribers.
 OpenGrey Repository, formerly OpenSIGLE

Penerbitan