It addition to the main user expectations discussed in section 1.5.1, further requirements 

specified by users included long term preservation of content

1

, open source repository 

software

2

, version control, user interface and authentication

3

. 

1

 JISC, July 2005, `Preservation Watch Report' 

2

 JISC, July 2005 `Report on Open Source Learning Object Repository Systems' 

3

 These are included in the JISC ELF Project 

http://www.elframework.org/

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