Danilo Schmidt Gabriela Lindemann Thomas Schrader First Steps towards an Intelligent Catalogue within the Open European Nephrology Science Center - OpEN.SC. 39-44 2007 conf/ictai/2007-2 ICTAI (2) http://doi.ieeecomputersociety.org/10.1109/ICTAI.2007.105 db/conf/ictai/ictai2007-2.html#SchmidtLS07