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Heckner, M.: Tagging, rating, posting : studying forms of user contribution for web-based information management and information retrieval (2009)
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Frohner, H.: Social Tagging : Grundlagen, Anwendungen, Auswirkungen auf Wissensorganisation und soziale Strukturen der User (2010)
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Peters, I.: Folksonomies : indexing and retrieval in Web 2.0 (2009)
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