Michaela Denk Karl Anton Froeschl East of Neuchâtel: A Universal Model for the Representation of Statistical Taxonomy Systems. 373-382 2004 conf/ssdbm/2004 SSDBM http://doi.ieeecomputersociety.org/10.1109/SSDBM.2004.31 db/conf/ssdbm/ssdbm2004.html#DenkF04