Radelaar, Joni, Boor, Aart-Jan, Vandic, Damir, van Dam, Jan-Willem, Hogenboom, Frederik, Frasincar, Flavius, Improving the Exploration of Tag Spaces Using Automated Tag Clustering, in: Auer, Sören, Díaz, Oscar, Papadopoulos, George (Hrsg.), Web Engineering, Bd. 6757 2011, S. 274-288.