@inproceedings{GuizzardiWagner2005, author = {Giancarlo Guizzardi and Gerd Wagner}, title = {A Unified Foundational Ontology and some Applications of it in Business Modeling}, booktitle = {Data integration over the Web, CAiSE '04, The 16th Conference on Advanced Information Systems Engineering, Riga, Latvia, 7 - 11 June, 2004, proceedings}, editor = {Janis Grundspenkis and Marite Kirikova}, pages = {129 -- 143}, year = {2005}, }