André Santanchè Claudia Bauzer Medeiros Managing Dynamic Repositories for Digital Content Components. 66-77 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3268&spage=66 2004 conf/edbtw/2004 EDBT Workshops db/conf/edbtw/edbtw2004.html#SantancheM04