InstitutionInformationszentrum Sozialwissenschaften (2)Author
Mandl, Thomas (2)
Hellweg, Heiko (1)Krause, Jürgen (1)Marx, Jutta (1)Mutschke, Peter (1)...view moreDate Issued2001 (1)2000 (1)SeriesIZ-Arbeitsbericht (2)Volume20 (1)23 (1)Document Typeworking paper (2)Keyworddata bank (2)Datenbank (2)heterogeneity (2)Heterogenität (2)information retrieval (2)...view moreReviewreviewed (2)Publication StatusPublished Version (2)