@incollection{WeberRungsarityotinSchliep2006, author = {Marcus Weber and Wasinee Rungsarityotin and Alexander Schliep}, title = {An Indicator for the Number of Clusters}, booktitle = {From Data and Information Analysis to Knowledge Engineering}, editor = {Myra Spiliopoulou and Rudolf Kruse and Christian Borgelt and Andreas N{\"u}rnberger and Wolfgang Gaul}, pages = {103 -- 110}, url = {http://dx.doi.org/10.1007/3-540-31314-1_11}, year = {2006}, }