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