Media type: E-Article Title: Epistemic Communities: Description and Hierarchic Categorization Contributor: Roth, Camille; Bourgine, Paul Published: Informa UK Limited, 2005 Published in: Mathematical Population Studies, 12 (2005) 2, Seite 107-130 Language: English DOI: 10.1080/08898480590931404 ISSN: 0889-8480; 1547-724X Origination: Footnote: