- Data Area Structure and Function Analysis 
http://www.gridforum.org/Meetings/ggf10/GGF10%20Documents/ggfdataarea.structureandfunctionanalysis.Feb2004.pdf

- Responses to the above from the GGF10 Data Area Workshop
http://www.nesc.ac.uk/events/GGF10-DA/programme/index.html

- OGSA Draft specification 
https://forge.gridforum.org/projects/ogsa-wg/document/draft-ggf-ogsa-spec/en/14]

- OGSA Data Services Document
https://forge.gridforum.org/docman2/ViewProperties.php?group_id=49&category_id=517&document_content_id=1805

- OGSA Draft Use Case document (Tier 1)
https://forge.gridforum.org/projects/ogsa-wg/document/draft-ggf-Ogsa-Usecase-Tier1-20/en/5

- OGSA Draft Use Case document (Tier 2)	
https://forge.gridforum.org/projects/ogsa-wg/document/draft-ggf-ogsa-usecase-20-tier2.doc/en/1