@inproceedings{NagelAy2015, author = {Manfred Nagel and Peter Ay}, title = {Mathematical Desciption of the Morphological genesis of flocs, Cluster analysis of flocs}, booktitle = {PARTEC 2001, International Congress for Particle Technology, N{\"u}rnberg, Germany, 27-29 March 2001}, year = {2015}, }