Inproceedings (krause2008antisocial)
Krause, B.; Schmitz, C.; Hotho, A. & Stumme, G.
The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems
ACM, 2008, 61-68

Inproceedings (bade2008evaluation)
Bade, K. & Benz, D.
Evaluation Strategies for Learning Algorithms of Hierarchical Structures
Springer, 2008

Inproceedings (benz2008analyzing)
Benz, D.; Grobelnik, M.; Hotho, A.; Jäschke, R.; Mladenic, D.; Servedio, V. D. P.; Sizov, S. & Szomszor, M.
Alani, H.; Staab, S. & Stumme, G. (ed.)
Analyzing Tag Semantics Across Collaborative Tagging Systems
2008