Social Bookmarking-Systeme – die unerkannten Datensammler - Ungewollte personenbezogene Datenverabeitung?. MultiMedia und Recht, (7):454-458, 2010. [PUMA: 2010 bibsonomy datenschutz info2.0 itegpub l3s myown privacy social-bookmarking spam]
The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems. Proc. of the Fourth International Workshop on Adversarial Information Retrieval on the Web, 2008. [PUMA: 2.0 2008 bookmarking folksonomies folksonomy itegpub myown social spam systems tagger tagorapub web web2.0] URL