Learning response time for WebSources using query feedback and application in query optimization Jean-Robert GruserLouiqa RaschidTao Zhan Special section Pages: 18 - 37
Declarative specification of Web sites with Strudel Mary FernándezDaniela FlorescuDan Suciu Special section Pages: 38 - 55
Analysis of navigation behaviour in web sites integrating multiple information systems Bettina BerendtMyra Spiliopoulou Special section Pages: 56 - 75
UnQL: a query language and algebra for semistructured data based on structural recursion Peter BunemanMary FernandezDan Suciu Special section Pages: 76 - 110