ACM DL past
ACM DL present
Main topics of talk
Scholarly archives - recent major launches
Eprint archives - author self-posting
Why use eprint archives?
The Open Archives Initiative
The Open Citation Project
OpCit - who we are
Reference linking: expectations and constraints
Tools for reference linking
Integrating linking services
OpCit linked information environments
Pseudo tool integration in OpCit
Linked references (reprise)
Linking arXiv physics archives
Early linking demo: how many references linked?
How to improve reference linking
Going forward: key issues
What are journal publishers doing?