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Heckner, M.; Mühlbacher, S.; Wolff, C.: Tagging tagging : a classification model for user keywords in scientific bibliography management systems (2007)
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Heckner, M.; Wolff, C.: Wissensmanagement mit Social Software : Editorial (2009)
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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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Burghardt, M.; Heckner, M.; Wolff, C.: Social Search (2011)
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