SIGMOD - Data Integration and Sharing II Scientific Data Repositories: Designing for a Moving Target Etzard Stolte Christoph von Praun Gustavo Alonso Thomas R. Gross Mapping Data in Peer-to-Peer Systems: Semantics and Algorithmic Issues Anastasios Kementsietsidis Marcelo Arenas Renée J. Miller Extracting Structured Data from Web Pages Arvind Arasu Hector Garcia-Molina Return to SIGMOD session listing ©2004 Association for Computing Machinery