Wilfried Grossmann Markus Moschner Towards an Ontology for Data in Business Decisions. 397-407 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3336&spage=397 2004 conf/pakm/2004 PAKM db/conf/pakm/pakm2004.html#GrossmannM04