Benz, D.; Grobelnik, M.; Hotho, A.; Jäschke, R.; Mladenic, D.; Servedio, V. D. P.; Sizov, S. & Szomszor, M. (2008), Analyzing Tag Semantics Across Collaborative Tagging Systems, in Harith Alani; Steffen Staab & Gerd Stumme, ed.,'Proceedings of the Dagstuhl Seminar on Social Web Communities'.

Krause, B.; Jäschke, R.; Hotho, A. & Stumme, G. (2008), Logsonomy - Social Information Retrieval with Logdata, in 'HT '08: Proceedings of the Nineteenth ACM Conference on Hypertext and Hypermedia', ACM, New York, NY, USA, pp. 157--166.

Baeza-Yates, R. & Tiberi, A. (2007), Extracting semantic relations from query logs, in 'KDD '07: Proceedings of the 13th ACM SIGKDD international conference on Knowledge discovery and data mining', ACM, New York, NY, USA, pp. 76--85.

Mori, J.; Tsujishita, T.; Matsuo, Y. & Ishizuka, M. (2006), Extracting Relations in Social Networks from the Web Using Similarity Between Collective Contexts, in 'International Semantic Web Conference', pp. 487-500.